langs: 20 декабря [ru] / december 20 [en] / 20. dezember [de] / 20 décembre [fr] / 20 dicembre [it] / 20 de diciembre [es]
days: december 17 / december 18 / december 19 / december 20 / december 21 / december 22 / december 23
Asteroid / Asteroid
#1 1864 Daedalus
1864 Daedalus , provisional designation 1971 FA , is a stony asteroid and near-Earth object of the Apollo group , approximately 3 kilometers in diameter. It was discovered on 24 March 1971, by Dutch–American astronomer Tom Gehrels at Palomar Observatory , California, and named after Daedalus from Gr
- ... ater called Daedalus . [3] The official naming citation was published by the Minor Planet Center on 20 december 1974 ( M.P.C. 3758 ). [12]
#2 (585310) 2017 YZ1
(585310) 2017 YZ 1 , provisional designation : 2017 YZ 1 , is a sub-kilometer asteroid on an eccentric orbit, classified as near-Earth object and potentially hazardous asteroid of the Apollo group , approximately 250 meters (800 feet) in diameter. It was first observed on 20 December 2017, by astron
- ... oid of the Apollo group , approximately 250 meters (800 feet) in diameter. It was first observed on 20 december 2017, by astronomers with the Mount Lemmon Survey at Mount Lemmon Observatory near Tucson, Arizona, ...
- ... YZ 1 Discovery [1] Discovered by Mount Lemmon Srvy. Discovery site Mount Lemon Obs. Discovery date 20 december 2017 Designations MPC designation (585310) 2017 YZ 1 Alternative designations 2017 YZ 1 Minor plane ...
#3 4015 Wilson–Harrington
4015 Wilson–Harrington is an active asteroid [2] known both as comet 107P/Wilson–Harrington and as asteroid 4015 Wilson–Harrington . Periodic comet with 4 year orbit 4015 Wilson–Harrington 107P/Wilson–Harrington 4015 Wilson–Harrington at 19 November 1949, from the 48-inch Schmidt telescope at Paloma
- ... Helin , also of Palomar Observatory . It received the designation 1979 VA , and when re-observed on 20 december 1988, received the permanent number 4015. On 13 August 1992, it was reported that asteroid (4015) 1 ...
#4 (126155) 2001 YJ140
(126155) 2001 YJ 140 , provisionally known as 2001 YJ 140 , is a resonant trans-Neptunian object from the outermost regions of the Solar System , approximately 154 kilometers in diameter. It discovered on 20 December 2001, by American astronomers Chad Trujillo , Glenn Smith and Michael E. Brown at t
- ... outermost regions of the Solar System , approximately 154 kilometers in diameter. It discovered on 20 december 2001, by American astronomers Chad Trujillo , Glenn Smith and Michael E. Brown at the Palomar Obser ...
- ... covery Discovered by M. E. Brown C. Trujillo Glenn Smith Discovery site Palomar Obs. Discovery date 20 december 2001 Designations MPC designation (126155) 2001 YJ 140 Alternative designations none Minor planet c ...
#5 List of minor planets and comets visited by spacecraft
The following tables list all minor planets and comets that have been visited by robotic spacecraft . Number of minor planets and comets visited by spacecraft
- ... .2 June 28, 1851 CONTOUR 2008 Spacecraft lost while leaving Earth orbit [34] 21P/Giacobini–Zinner 2 december 20, 1900 Suisei 1998 Extended mission, spacecraft ran out of fuel en route. [36] 46P/Wirtanen 1.2 Janua ...
#6 2016 WF9
2016 WF 9 is a dark, sub-kilometer asteroid and suspected extinct comet , classified as near-Earth object and potentially hazardous asteroid of the Apollo group . [3] 2016 WF 9 Artist's rendition of 2016 WF 9 Discovery [1] Discovered by NEOWISE Discovery site Earth orbit Discovery date 27 Nove
- ... longer and the orbital parameters better constrained, it was removed from the Sentry Risk Table on 20 december 2016. [7] With a 111-day observation arc, it is now known that it has a 4.86 year orbital period an ...
#7 2069 Hubble
2069 Hubble , provisional designation 1955 FT , is a carbonaceous asteroid from the outer region of the asteroid belt , approximately 40 kilometers in diameter. It was discovered on 29 March 1955, by the Indiana Asteroid Program at Goethe Link Observatory , United States, and named after American as
- ... also named after him. [2] The approved naming citation was published by the Minor Planet Center on 20 december 1983 ( M.P.C. 8403 ). [14]
#8 1661 Granule
1661 Granule , also designated A916 FA , is a stony Florian asteroid from the inner regions of the asteroid belt , approximately 7 kilometers in diameter. It was discovered on 31 March 1916, by German astronomer Max Wolf at Heidelberg Observatiry in southern Germany, and named for American pathologi
- ... e of lymphocytes . [2] [3] The official naming citation was published by the Minor Planet Center on 20 december 1974 ( M.P.C. 3757 ). [8]
#9 982 Franklina
982 Franklina ( prov. designation : A922 KF or 1922 MD ) is a background asteroid from the outer regions of the asteroid belt , approximately 32 kilometers (20 miles) in diameter. It was discovered on 21 May 1922, by South African astronomer Harry Edwin Wood at the Union Observatory in Johannesburg.
- ... roid, 1925 Franklin-Adams , discovered by Hendrik van Gent in 1934, was also named in his memory on 20 december 1983 ( M.P.C. 8402 ). [11] PHYSICAL CHARACTERISTICS In the Tholen- and SMASS-like taxonomy of the S ...
#10 1840 Hus
1840 Hus ( prov. designation : 1971 UY ) is a stony Koronis asteroid from the outer regions of the asteroid belt , approximately 12.5 kilometers (7.8 miles) in diameter. It was discovered on 26 October 1971, by Czech astronomer Luboš Kohoutek at the Bergedorf Observatory in Hamburg, Germany. [1] The
- ... he English speaking world. The official naming citation was published by the Minor Planet Center on 20 december 1974 ( M.P.C. 3757 ). [12] PHYSICAL CHARACTERISTICS Based on the asteroid's membership to the Koron ...
#11 2513 Baetslé
2513 Baetslé , provisional designation 1950 SH , is a stony Flora asteroid from the inner regions of the asteroid belt , approximately 16 kilometers in diameter. 2513 Baetslé Discovery [1] Discovered by S. Arend Discovery site Uccle Obs. Discovery date 19 September 1950 Designations MPC de
- ... al Military School and a friend of Sylvain Arend. [2] The official naming citation was published on 20 december 1983 ( M.P.C. 8404 ). [9]
#12 2301 Whitford
2301 Whitford , provisional designation 1965 WJ , is a background asteroid from the outer regions of the asteroid belt , approximately 17 kilometers (11 miles) in diameter. It was discovered on 20 November 1965, by astronomers of the Indiana Asteroid Program at Goethe Link Observatory in the United
- ... Astronomical Society . [1] The official naming citation was published by the Minor Planet Center on 20 december 1983 ( M.P.C. 8403 ). [9]
#13 2003 YN107
2003 YN 107 is a tiny asteroid , classified as a near-Earth object of the Aten group moving in a 1:1 mean-motion resonance with Earth . Because of that, it is in a co-orbital configuration relative to Earth. [2] [3] [4] 2003 YN 107 Discovery Discovered by LINEAR Discovery date 20 December 2003 D
- ... figuration relative to Earth. [2] [3] [4] 2003 YN 107 Discovery Discovered by LINEAR Discovery date 20 december 2003 Designations Minor planet category NEO Aten [1] Orbital characteristics [1] Epoch 13 January 2 ...
- ... s discovered by the Lincoln Near Earth Asteroid Research (LINEAR) system in orbit around the Sun on 20 december 2003. Its diameter is approximately 10 to 30 metres. The object is on NASA 's Earth Close Approach ...
#14 50000 Quaoar
Quaoar ( 50000 Quaoar ), provisional designation 2002 LM 60 , is a dwarf planet in the Kuiper belt , a region of icy planetesimals beyond Neptune . A non-resonant object ( cubewano ), it measures approximately 1,121 km (697 mi) in diameter, about half the diameter of Pluto . The object was disco
- ... , based on launch dates of 25 December 2016, 22 November 2027, 22 December 2028, 22 January 2030 or 20 december 2040. Quaoar would be 41 to 43 AU from the Sun when the spacecraft arrives. [58] In July 2016, the ...
#15 1861 Komenský
1861 Komenský , provisional designation 1970 WB , is an Eoan asteroid from the outer region of the asteroid belt , estimated to measure approximately 15 kilometers in diameter. It was discovered on 24 November 1970, by Czech astronomer Luboš Kohoutek at the Bergedorf Observatory in Hamburg, Germany,
- ... of his life in exile. [2] The official naming citation was published by the Minor Planet Center on 20 december 1974 ( M.P.C. 3757 ). [8]
#16 2895 Memnon
2895 Memnon / ˈ m ɛ m n ɒ n / is a dark Jupiter trojan from the Trojan camp , approximately 56 kilometers (35 miles) in diameter. It was discovered on 10 January 1981, by American astronomer Norman Thomas at Lowell 's Anderson Mesa Station near Flagstaff, Arizona, in the United States. [1] The assum
- ... Greek hero Achilles . [2] The official naming citation was published by the Minor Planet Center on 20 december 1983 ( M.P.C. 8405 ). [15]
#17 2927 Alamosa
2927 Alamosa , provisional designation 1981 TM , is a stony background asteroid from the central region of the asteroid belt , approximately 12 kilometers (7.5 miles) in diameter. The asteroid was discovered on 5 October 1981, by American astronomer Norman Thomas at Lowell's Anderson Mesa Station in
- ... onomer, Norman Thomas. [2] The official naming citation was published by the Minor Planet Center on 20 december 1983 ( M.P.C. 8405 ). [10] Almosa is Spanish for cottonwood tree . PHYSICAL CHARACTERISTICS Alamosa ...
#18 1865 Cerberus
1865 Cerberus is a stony asteroid and near-Earth object of the Apollo group , approximately 1.6 kilometers in diameter. It was discovered on 26 October 1971, by Czech astronomer Luboš Kohoutek at the Hamburger Bergedorf Observatory , Germany, and given the provisional designation 1971 UA . It was na
- ... f the dwarf planet Pluto.) The official naming citation was published by the Minor Planet Center on 20 december 1974 ( M.P.C. 3758 ). [20]
#19 1841 Masaryk
1841 Masaryk ( prov. designation : 1971 UO 1 ) is a carbonaceous background asteroid from the outer region of the asteroid belt , approximately 46 kilometers in diameter. It was discovered on 26 October 1971, by Czech astronomer Luboš Kohoutek at Bergedorf Observatory in Hamburg, Germany. [11] The a
- ... his humanistic ideas. [2] The official naming citation was published by the Minor Planet Center on 20 december 1974 ( M.P.C. 3757 ). [12] PHYSICAL CHARACTERISTICS The carbonaceous asteroid is characterized as a ...
#20 1925 Franklin-Adams
1925 Franklin-Adams ( prov. designation : 1934 RY ) is a stony background asteroid from the central regions of the asteroid belt , approximately 8.9 kilometers (5.5 miles) in diameter. It was discovered on 9 September 1934, by Dutch astronomer Hendrik van Gent at the Leiden Southern Station , annex
- ... of Proxima Centauri . [2] The official naming citation was published by the Minor Planet Center on 20 december 1983 ( M.P.C. 8402 ). [11] Asteroid 982 Franklina , discovered by South African astronomer Harry Ed ...
Comet / Comet
#1 49P/Arend–Rigaux
49P/Arend–Rigaux is a periodic comet in the Solar System . Periodic comet with 6 year orbit 49P/Arend–Rigaux Discovery Discovered by Sylvain Julien Victor Arend Fernand Rigaux Discovery date February 5, 1951 Alternative designations 1950 VII; 1957 VII; 1964 V; 1971 IV; 1978 III; 1984 XXI; 1991 XVII
- ... The comet nucleus is estimated to be 8.48 kilometers in diameter with a low albedo of 0.028. [5] On 20 december 2058 the comet will pass 0.0867 AU (12,970,000 km ; 8,060,000 mi ) from Mars. [5]
#2 54P/de Vico–Swift–NEAT
54P/de Vico–Swift–NEAT is a periodic comet in the Solar System first discovered by Father Francesco de Vico (Rome, Italy) on August 23, 1844. It has become a lost comet several times after its discovery. The comet makes many close approaches to Jupiter. [4] The comet was last observed on 20 December
- ... its discovery. The comet makes many close approaches to Jupiter. [4] The comet was last observed on 20 december 2009 by Ageo Observatory. [1] Periodic comet with 7 year orbit 54P/de Vico–Swift–NEAT Discovery Dis ...
#3 C/2011 W3 (Lovejoy)
Comet Lovejoy , formally designated C/2011 W3 (Lovejoy) , is a long-period comet and Kreutz sungrazer . It was discovered in November 2011 by Australian amateur astronomer Terry Lovejoy . The comet's perihelion took it through the Sun's corona on 16 December 2011, after which it emerged intact, thou
- ... 20:24 UTC, with apparent magnitudes estimated at −1.2 and −0.8 , respectively. [4] Images taken on 20 december around 08:00 UTC suggested that the comet had undergone significant changes. Taken by Czech astrono ...
- ... icant outburst of dust on 19 December, the nucleus underwent a "cataclysmic fragmentation" event on 20 december and completely disappeared. [25] In the event that some portion of the nucleus did survive, the ecc ...
#4 21P/Giacobini–Zinner
Comet Giacobini–Zinner (officially designated 21P/Giacobini–Zinner ) is a periodic comet in the Solar System. It was discovered by Michel Giacobini , who observed it in the constellation of Aquarius on December 20, 1900. It was recovered two orbits later by Ernst Zinner , while he was observing vari
- ... System. It was discovered by Michel Giacobini , who observed it in the constellation of Aquarius on december 20, 1900. It was recovered two orbits later by Ernst Zinner , while he was observing variable stars nea ...
- ... –Zinner Near 2018 perihelion Discovery Discovered by Michel Giacobini , Ernst Zinner Discovery date december 20, 1900 Alternative designations 1900 III; P/1900 Y1; 1913 V; P/1913 U1; 1926 VI; 1933 III; 1940 I; 19 ...
Galaxy / Galaxy
#1 Messier 85
Messier 85 (also known as M85 or NGC 4382 or PGC 40515 or ISD 0135852 ) is a lenticular galaxy , or elliptical galaxy for other authors, [4] in the Coma Berenices constellation . It is 60 million light-years away, and it is estimated to be 125,000 light-years across. Elliptical galaxy in the constel
- ... tirely lack a central massive black hole. [9] The type I supernova , 1960R was discovered in M85 on december 20, 1960 and reached an apparent magnitude of 11.7 (its effect in the telescope-resolvable sky to outsh ...
#2 MACS0647-JD
MACS0647-JD is a galaxy with a redshift of about z = 10.7, equivalent to a light travel distance of 13.26 billion light-years (4 billion parsecs ). If the distance estimate is correct, it formed about 427 million years after the Big Bang . [1] [2] [3] [4] [5] MACS0647-JD is very young and only a tin
- ... Webb Space Telescope , launched in 2021. [10] PUBLICATIONS A confirming paper was published in the december 20, 2012 issue of The Astrophysical Journal . A preprint of the paper is available on arXiv . [3] Photo ...
#3 NGC 5640
NGC 5640 is a spiral galaxy approximately 660 million light-years away from Earth in the constellation of Camelopardalis . [1] It was discovered by British astronomer William Herschel on December 20, 1797. [3] Spiral galaxy in the constellation Camelopardalis NGC 5640 NGC 5640 ( 2MASS ) Observation
- ... e constellation of Camelopardalis . [1] It was discovered by British astronomer William Herschel on december 20, 1797. [3] Spiral galaxy in the constellation Camelopardalis NGC 5640 NGC 5640 ( 2MASS ) Observation ...
#4 NGC 426
NGC 426 is an elliptical galaxy that is also classified as a Seyfert galaxy . [2] It is located in the constellation of Cetus , and it was discovered on December 20, 1786, by William Herschel . [2] Elliptical galaxy in the constellation of Cetus NGC 426 NGC 426 (SDSS DR14) Observation data ( J2000 e
- ... ed as a Seyfert galaxy . [2] It is located in the constellation of Cetus , and it was discovered on december 20, 1786, by William Herschel . [2] Elliptical galaxy in the constellation of Cetus NGC 426 NGC 426 (SD ...
#5 NGC 3336
NGC 3336 is a barred spiral galaxy [2] [3] located about 190 million light-years away [4] in the constellation Hydra . [2] It was discovered by astronomer John Herschel on March 24, 1835. [5] [3] NGC 3336 is a member of the Hydra Cluster . [6] Barred spiral galaxy in the constellation Hydra NGC 3336
- ... 0379-2730, MCG -5-25-36, PGC 31754 [1] A supernova of an unknown type was discovered in NGC 3336 on december 20, 1984. It was designated as SN 1984S . [7] [8] [9] SEE ALSO NGC 3307
#6 NGC 585
NGC 585 is a spiral galaxy in the constellation of Cetus , which is about 245 million light-years from the Milky Way's center. The object was discovered on December 20, 1827 by the British astronomer John Frederick William Herschel . [4] [5] Spiral galaxy in the constellation Cetus NGC 585 NGC 585 i
- ... , which is about 245 million light-years from the Milky Way's center. The object was discovered on december 20, 1827 by the British astronomer John Frederick William Herschel . [4] [5] Spiral galaxy in the const ...
#7 NGC 493
NGC 493 , also occasionally referred to as PGC 4979 or GC 281 , is a barred spiral galaxy in the constellation Cetus . [1] It is located approximately 90 million light-years from Earth and was discovered on December 20, 1786 by astronomer William Herschel . [2] It was later also observed by his son,
- ... ion Cetus . [1] It is located approximately 90 million light-years from Earth and was discovered on december 20, 1786 by astronomer William Herschel . [2] It was later also observed by his son, John Herschel . Jo ...
#8 NGC 473
NGC 473 is a lenticular galaxy in the constellation of Pisces . [2] It was discovered on December 20, 1786 by William Herschel . [2] Lenticular galaxy in the constellation Pisces NGC 473 SDSS view of NGC 473 Observation data ( J2000 epoch ) Constellation Pisces Right ascension 01 h 19 m 55.1 s [1] D
- NGC 473 is a lenticular galaxy in the constellation of Pisces . [2] It was discovered on december 20, 1786 by William Herschel . [2] Lenticular galaxy in the constellation Pisces NGC 473 SDSS view of N ...
#9 NGC 429
NGC 429 is a lenticular galaxy of type S0^0: located in the constellation Cetus . It was discovered on December 20, 1786 by William Herschel . It was described by Dreyer as "very faint, very small." [2] NGC 429 ( SDSS ) Lenticular galaxy in the constellation Cetus NGC 429 NGC 429 as seen by 2MASS Ob
- ... 429 is a lenticular galaxy of type S0^0: located in the constellation Cetus . It was discovered on december 20, 1786 by William Herschel . It was described by Dreyer as "very faint, very small." [2] NGC 429 ( SD ...
Institution / Institution
#1 Astronomical Observatory (University of Illinois Urbana-Champaign)
The University of Illinois Astronomical Observatory , located at 901 S. Mathews Avenue in Urbana, Illinois , on the campus of the University of Illinois Urbana-Champaign , was built in 1896, and was designed by Charles A. Gunn . It has been listed on the National Register of Historic Places since No
- ... unn . It has been listed on the National Register of Historic Places since November 6, 1986, and on december 20, 1989, was designated a National Historic Landmark . [3] United States historic place University of ...
- ... NRHP reference No. 86003155 [1] Significant dates Added to NRHP November 6, 1986 [1] Designated NHL december 20, 1989 [2] Though none of the astronomical instruments are being used for professional research today ...
- ... the observatory was listed on the National Register of Historic Places on November 6, 1986, and on december 20, 1989, the U.S. Department of Interior designated the U of I Observatory a National Historic Landmar ...
#2 Astronomical Observatory of Mallorca
The Astronomical Observatory of Mallorca ( Spanish : Observatorio Astronómico de Mallorca , OAM ) is an observatory just south of Costitx , Mallorca , Spain . [3] Observatory Astronomical Observatory of Mallorca Alternative names ca Observatory code 620 Location Costitx , Mallorca , Spain Coor
- ... 37238) 2008 WY 21 18 November 2008 list (237294) 2008 YE 5 19 December 2008 list (237295) 2008 YN 7 20 december 2008 list (237331) 2009 FB 24 19 March 2009 list (239302) 2007 PO 40 15 August 2007 list (239526) 2 ...
- ... (246537) 2008 PQ 10 7 August 2008 list (246608) 2008 VF 64 9 November 2008 list (246639) 2008 YJ 1 20 december 2008 list (246772) 2009 CU 50 14 February 2009 list (246773) 2009 CQ 51 14 February 2009 list (2467 ...
- ... 301015) 2008 PW 16 12 August 2008 list (301151) 2008 YG 7 19 December 2008 list (301159) 2008 YJ 23 20 december 2008 list (301368) 2009 CX 49 14 February 2009 list (301369) 2009 CF 51 14 February 2009 list (3014 ...
- ... 321110) 2008 TF 94 5 October 2008 list (321196) 2008 YD 8 23 December 2008 list (321202) 2008 YH 23 20 december 2008 list (321259) 2009 DK 15 16 February 2009 list (321261) 2009 DL 42 18 February 2009 list (3212 ...
- ... 71) 2008 WH 101 26 November 2008 list (342859) 2008 YF 23 19 December 2008 list (342860) 2008 YL 23 20 december 2008 list (342861) 2008 YF 24 22 December 2008 list (342993) 2009 BW 60 17 January 2009 list (34308 ...
- ... 903) 2008 WS 90 23 November 2008 list (355904) 2008 WY 102 27 November 2008 list (355916) 2008 YL 1 20 december 2008 list (356062) 2009 DV 41 19 February 2009 list (356071) 2009 DO 77 23 February 2009 list (3560 ...
- ... (372162) 2008 TZ 5 3 October 2008 list (372206) 2008 TD 158 5 October 2008 list (372324) 2008 YN 23 20 december 2008 list (372347) 2009 FK 31 25 March 2009 list (372362) 2009 HK 77 21 April 2009 list (372369) 20 ...
- ... (378725) 2008 QS 26 29 August 2008 list (378726) 2008 QL 28 30 August 2008 list (379100) 2008 YQ 7 20 december 2008 list (379106) 2008 YW 23 21 December 2008 list (379134) 2009 CJ 53 13 February 2009 list (3791 ...
#3 Galileo Galilei Planetarium
The Galileo Galilei planetarium , commonly known as Planetario , is located in Parque Tres de Febrero in the Palermo district of Buenos Aires , Argentina . Planetarium in Buenos Aires (Argentina) This article does not cite any sources . ( July 2021 ) This article may be expanded with text translated
- ... n . Galileo Galilei planetarium Planetario Galileo Galilei Location within Buenos Aires Established december 20, 1966 ( 1966-December-20 ) Location Palermo Woods , Palermo , Buenos Aires , Argentina Coordinates 3 ...
- ... Construction began under the direction of architect Enrique Jan in 1962, and it was inaugurated on december 20, 1966. The first function was carried out on June 13, 1967 for the students of "Escuela Comercial Nº ...
#4 Stellafane
The Stellafane Observatory is an astronomical observatory in Springfield, Vermont , founded in 1920 by Russell W. Porter . The Pink Clubhouse was built in 1923 at the site by the Springfield Telescope Makers Club. The name Stellafane , suggested by Porter at the club's December 1923 meeting, is deri
- ... , 1930 ) NRHP reference No. 77000107 Significant dates Added to NRHP 7 November 1977 Designated NHL 20 december 1989 Website stellafane .org Location of Stellafane Observatory Related media on Wikimedia Commons ...
#5 Hale Solar Laboratory
The Hale Solar Laboratory is a historic astronomical observatory in Pasadena , Los Angeles County, California , United States. Built in 1923, it was the laboratory of astronomer George Ellery Hale (1868-1938), a pioneering figure in the development of the discipline of astrophysics in the United Sta
- ... val NRHP reference No. 86000103 Significant dates Added to NRHP January 23, 1986 [1] Designated NHL december 20, 1989 [2] DESCRIPTION The Hale Solar Laboratory is located in a residential area on private property ...
#6 Cheomseongdae
Cheomseongdae ( Korean : 첨성대 ; Hanja : 瞻星臺 , lit. ' star-gazing tower ' ) is an astronomical observatory in Gyeongju , South Korea . Cheomseongdae is the oldest surviving astronomical observatory in Asia, [1] [2] [3] and possibly even the world. [4] [5] [6] It was constructed in the 7th century in
- ... y Gyeongju ( Hangul : 경주 ). Cheomseongdae was designated as the country's 31st national treasure on december 20, 1962. [7] Modeled on Baekje 's Jeomseongdae, which now exists only in historical records, the Cheom ...
#7 Space Place at Carter Observatory
Space Place at Carter Observatory (or simply Space Place ) is an observatory in Wellington, New Zealand , located at the top of the Wellington Botanic Garden . Historic observatory in Wellington, New Zealand Observatory Space Place at Carter Observatory Space Place at Carter Observatory Named after
- ... hed in 1924. This was demolished and replaced by the Carter Observatory, which officially opened on 20 december 1941. Since renamed the Space Place, it is now managed by Museums Wellington , which is part of Exp ...
#8 Purple Mountain Observatory
The Purple Mountain Observatory ( Chinese : 紫金山天文台 ; pinyin : Zǐjīnshān Tiānwéntái ), also known as Zijinshan Astronomical Observatory is an astronomical observatory located on the Purple Mountain in the east of Nanjing . [lower-alpha 1] Observatory Purple Mountain Observatory Purple Mountain Observ
- ... 8 October 1964 list 2077 Kiangsu 18 December 1974 list 2078 Nanking 12 January 1975 list 2085 Henan 20 december 1965 list 2162 Anhui 30 January 1966 list 2169 Taiwan 9 November 1964 list 2184 Fujian 9 October 19 ...
- ... ecember 1956 list 2790 Needham 19 October 1965 list 2851 Harbin 30 October 1978 list 2886 Tinkaping 20 december 1965 list 2899 Runrun Shaw 8 October 1964 list 2903 Zhuhai 23 October 1981 list 2963 Chen Jiageng 9 ...
- ... tember 1980 list 3570 Wuyeesun 14 December 1979 list 3609 Liloketai 13 November 1980 list 3611 Dabu 20 december 1981 list 3613 Kunlun 10 November 1982 list 3643 Tienchanglin 29 October 1978 list 3650 Kunming 30 ...
- ... ober 1978 list 3650 Kunming 30 October 1978 list 3678 Mongmanwai 20 January 1966 list 3704 Gaoshiqi 20 december 1981 list 3729 Yangzhou 1 November 1983 list 3746 Heyuan 8 October 1964 list 3763 Qianxuesen 14 Oct ...
#9 Reber Radio Telescope
The Reber Radio Telescope is a historic radio telescope , located at the Green Bank Observatory near Green Bank, West Virginia . Built in 1937 in Illinois by astronomer Grote Reber , it is the first purpose-built parabolic radio telescope. It was designated a National Historic Landmark in 1989. [2]
- ... ber NRHP reference No. 72001291 Significant dates Added to NRHP November 9, 1972 [1] Designated NHL december 20, 1989 [2] DESCRIPTION AND HISTORY The Reber Radio Telescope is located on the grounds of the Green B ...
#10 Holmdel Horn Antenna
The Holmdel Horn Antenna is a large microwave horn antenna that was used as a satellite communication antenna and radio telescope during the 1960s at Bell Telephone Laboratories in Holmdel Township, New Jersey , United States. [5] It was designated a National Historic Landmark in 1988 because of its
- ... Built 1959 Architect A.B. Crawford [1] NRHP reference No. 89002457 Significant dates Added to NRHP december 20, 1989 [2] Designated NHL December 20, 1989 [3] [4] Related media on Commons [ edit on Wikidata ] Bel ...
- ... 1] NRHP reference No. 89002457 Significant dates Added to NRHP December 20, 1989 [2] Designated NHL december 20, 1989 [3] [4] Related media on Commons [ edit on Wikidata ] Bell Labs' horn antenna, April 2007 On-s ...
#11 Vera C. Rubin Observatory
The Vera C. Rubin Observatory , previously referred to as the Large Synoptic Survey Telescope ( LSST ), is an astronomical observatory currently under construction in Chile. Its main task will be carrying out a synoptic astronomical survey, the Legacy Survey of Space and Time ( LSST ). [11] [12] The
- ... Rep. Eddie Bernice Johnson and Jenniffer González-Colón . [23] The renaming was enacted into law on december 20, 2019. [24] The official renaming was announced at the 2020 American Astronomical Society winter mee ...
#12 El Arenosillo
El Arenosillo Test Centre (CEDEA) is the name of a rocket launch site for suborbital rockets managed by INTA , located near Mazagón in Spain. [2] It is located in the province of Huelva , Andalucía , in the southwest coast of Spain (37.1° N, 6.7° W). [3] CEDEA is adjacent to the Center of Excellence
- ... , Carabela 4 Aeronomy / test ? Success First launch, 81 km apogee 19 July 1969 INTA-255 ? ? Success 20 december 1969 INTA-255 ? ? Success 22 December 1970 INTA-255 ? ? Success 12 January 1974, 19:12 Skylark H-GR ...
#13 Gaithersburg Latitude Observatory
The Gaithersburg Latitude Observatory is a historic astronomical observatory on DeSellum Avenue in Gaithersburg, Maryland . It was established in 1899 as part of a system of six International Latitude Observatories to precisely measure the wobble of the Earth's rotating axis. The observatory buildin
- ... Edwin NRHP reference No. 85001578 [1] Significant dates Added to NRHP July 12, 1985 Designated NHL december 20, 1989 HISTORY The Gaithersburg Latitude Observatory was one of six observatories — and one of the fo ...
#14 Blue Hill Meteorological Observatory
The Blue Hill Meteorological Observatory in Milton, Massachusetts is the foremost structure associated with the history of weather observations in the United States. Located atop Great Blue Hill about 10 miles south of Boston , Massachusetts , it is home to the oldest continuous weather record in No
- ... A NRHP reference No. 80000665 Significant dates Added to NRHP September 25, 1980 [1] Designated NHL december 20, 1989 [2] Founded by Abbott Lawrence Rotch in 1884, the observatory took a leading role in the newly ...
Meteorite / Meteorite
#1 Kepler-20b
Kepler-20b is an exoplanet orbiting Kepler-20 in a system 922 light years from Earth. [2] It is classified as a Super-Earth , as it has a radius and mass greater than that of Earth . At about 1.87 R Earth , it would most likely be a Mini-Neptune , but its high mass of 9.7 M Earth implies that it is
- ... iron-rich rocky world. Along with the other four planets in the system, Kepler-20b was announced on 20 december 2011. Mini-Neptune orbiting Kepler-20 Kepler-20b Discovery Discovered by Kepler team Discovery date ...
- ... 2011. Mini-Neptune orbiting Kepler-20 Kepler-20b Discovery Discovered by Kepler team Discovery date 20 december 2011 Detection method Transit ( Kepler Mission ) Orbital characteristics Semi-major axis 0.045 37 A ...
#2 Kepler-20f
Kepler-20f (also known by its Kepler Object of Interest designation KOI-070.05 ) is an exoplanet orbiting the Sun-like star Kepler-20 , the second outermost of five such planets discovered by NASA 's Kepler spacecraft . It is located approximately 929 light-years (285 parsecs , or about 8.988 × 10 1
- ... planets of the Kepler-20 system and other planets around stars studied by Kepler, were announced on december 20, 2011. [1] SEE ALSO Kepler-20e – another exoplanet in the Kepler-20 system, with a radius slightly s ...
- ... Kepler-20f An artist's depiction of Kepler-20f. Discovery Discovered by Kepler team Discovery date 20 december 2011 Detection method Transit ( Kepler Mission ) Orbital characteristics Semi-major axis 0.1104 AU ...
#3 Zaklodzie meteorite
The Zakłodzie meteorite is a stony-iron meteorite found in Poland in 1998. Its mass is 8.68 kilograms (19.1 lb) . It is composed predominantly from enstatite and meteoric iron . Currently classified as an ungrouped enstatite achondrite its classification is still an ongoing scientific debate. [2]
- ... in the area of the find on 21 April 1897; its weathering is consistent with such an age. [5] As of 20 december 2012 [update] part slices were on sale at US$100 /g. [5] MINERALOGY The meteorite is composed of 60 ...
#4 Kepler-20d
Kepler-20d is an exoplanet orbiting Kepler-20 . It has a mass and radius similar to Neptune . Despite being the furthest planet from the star, it has an orbit similar to Mercury , meaning that it is a Hot Neptune . Along with the other four planets in the system, Kepler-20d was announced on December
- ... it is a Hot Neptune . Along with the other four planets in the system, Kepler-20d was announced on december 20, 2011. Hot-Neptune orbiting Kepler-20 Kepler-20d Discovery Discovered by Kepler team Discovery date ...
- ... 2011. Hot-Neptune orbiting Kepler-20 Kepler-20d Discovery Discovered by Kepler team Discovery date 20 december 2011 Detection method Transit ( Kepler Mission ) Orbital characteristics Semi-major axis 0.3453 AU ...
#5 CoRoT-2b
CoRoT-2b (formerly known as CoRoT-Exo-2b [3] ) is the second extrasolar planet to be detected by the French-led CoRoT mission, and orbits the star CoRoT-2 at a distance of 700 light years from Earth towards the constellation Aquila . Its discovery was announced on 20 December 2007. [4] After its dis
- ... nce of 700 light years from Earth towards the constellation Aquila . Its discovery was announced on 20 december 2007. [4] After its discovery via the transit method , its mass was confirmed via the radial veloci ...
#6 Kepler-20e
Kepler-20e is an exoplanet orbiting Kepler-20 . The planet is notable as it is the first planet with a smaller radius than Earth found orbiting a Sun-like star . The planet is second-closest to the star after Kepler-20b , and at 1,040 K (770 °C; 1,410 °F) , it is far too hot to have liquid wat
- ... water on its surface. Along with the other four planets in the system, Kepler-20e was announced on 20 december 2011. Kepler-20e is the first planet smaller than the Earth discovered to orbit a star other than t ...
- ... ) Kepler-20e An artist's depiction of Kepler-20e Discovery Discovered by Kepler team Discovery date 20 december 2011 Detection method Transit ( Kepler Mission ) Orbital characteristics Semi-major axis 0.0507 AU ...
#7 Kepler-20c
Kepler-20c is an exoplanet orbiting Kepler-20 . It has a mass similar to Neptune but is slightly smaller. Despite being the third-closest planet to Kepler-20 , it is still close to the star, meaning that it is a hot Neptune . Along with the other four planets in the system, Kepler-20c was announced
- ... it is a hot Neptune . Along with the other four planets in the system, Kepler-20c was announced on 20 december 2011. Neptunian exoplanet orbiting Kepler-20 Kepler-20c Discovery Discovered by Kepler team Discove ...
- ... eptunian exoplanet orbiting Kepler-20 Kepler-20c Discovery Discovered by Kepler team Discovery date 20 december 2011 Detection method Transit ( Kepler Mission ) Orbital characteristics Semi-major axis 0.0930 AU ...
#8 Tamdakht meteorite
The Tamdakht meteorite fell near Ouarzazate , Morocco on 20 December 2008 producing a strewn field of approximately 25 kilometres (16 mi) by 2 kilometres (1.2 mi) and two small impact craters, one of about 1.1 metres (3 ft 7 in) diameter and 70 centimetres (28 in) depth at 31°09.8′N 7°00.9
- The Tamdakht meteorite fell near Ouarzazate , Morocco on 20 december 2008 producing a strewn field of approximately 25 kilometres (16 mi) by 2 kilometres (1.2 mi) and t ...
Researcher / Researcher
#1 Spiru Haret
Spiru C. Haret ( Romanian pronunciation: [ˈspiru haˈret] ; 15 February 1851 – 17 December 1912) was a Romanian mathematician , astronomer , and politician . He made a fundamental contribution to the n -body problem in celestial mechanics by proving that using a third degree approximation for the d
- ... Dimitrie Sturdza Preceded by George Mârzescu Succeeded by Take Ionescu In office 14 February 1901 – 20 december 1904 Prime Minister Dimitrie Sturdza Preceded by Constantin C. Arion Succeeded by Mihail Vlădescu I ...
- ... Constantin Istrati Succeeded by Constantin C. Arion Interior Minister In office 13 December 1904 – 20 december 1904 Prime Minister Dimitrie Sturdza Preceded by Vasile Lascăr Succeeded by Gheorghe Grigore Cantac ...
#2 Thierry Pauwels
Thierry Pauwels (born 22 July 1957, Ghent ) is a Belgian astronomer from the Royal Observatory of Belgium . [2] [3] Between 1996 and 2008 he discovered and co-discovered 146 minor planets . This makes him one of the top 100 minor planet discoverers. [1] Belgian astronomer Minor planetss discovered:
- ... 1, 1999 (59838) 1999 RU 45 September 9, 1999 (63160) 2000 YN 8 December 16, 2000 (63165) 2000 YY 14 december 20, 2000 (67020) 1999 XS 137 December 11, 1999 (71098) 1999 XV 137 December 11, 1999 (72041) 2000 XX 53 ...
- ... 30, 2003 (325330) 2008 JK 24 May 7, 2008 (331556) 2000 XE 54 December 15, 2000 (331557) 2000 YZ 14 december 20, 2000 (331605) 2001 XB 5 December 10, 2001 (332760) 2009 UQ 81 January 12, 2005 (335337) 2005 SM Sep ...
#3 Kazuro Watanabe
Kazurō Watanabe ( 渡辺 和郎 , Watanabe Kazurō , born May 1, 1955) is a Japanese amateur astronomer and prolific discoverer of minor planets . [2] He was born in Hokkaidō , Japan and is a member of the Astronomical Society of Japan as well as of the Oriental Astronomical Association . Japanese astronomer
- ... list [B] 5214 Oozora 13 November 1990 list [D] 5215 Tsurui 9 January 1991 list [C] 5291 Yuuko 20 december 1990 list [C] 5293 Bentengahama 23 January 1991 list [C] 5294 Onnetoh 3 February 1991 list [B ...
- ... (5648) 1990 VU 1 11 November 1990 list [B] 5679 Akkado 2 November 1989 list [B] 5686 Chiyonoura 20 december 1990 list [C] 5692 Shirao 23 March 1992 list [B] 5734 Noguchi 15 January 1989 list [B] 5750 K ...
#4 Satoru Otomo
Satoru Otomo ( 大友 哲 , Ōtomo Satoru, 19 December 1957, Mitaka ) is a Japanese dentist, amateur astronomer and a discoverer of minor planets . [2] Minor planets discovered: 148 [1] see § List of discovered minor planets According to the Minor Planet Center , he is credited with the discovery of 14
- ... enba November 5, 1993 10148 Shirase April 14, 1994 10152 Ukichiro September 11, 1994 10353 Momotaro december 20, 1992 10540 Hachigoroh November 13, 1991 10568 Yoshitanaka February 2, 1994 10572 Kominejo November ...
#5 Lodovico delle Colombe
Lodovico delle Colombe (1565(?) – after 1623) was an Italian Aristotelian scholar, famous for his battles with Galileo Galilei in a series of controversies in physics and astronomy. [1] Italian scholar Frontespiece of Lodovico delle Colombe's Discourse on the Supernova of 1604
- ... astelli, which explained how the Copernican system could be reconciled with the book of Joshua . On 20 december 1614, he preached a sermon in Santa Maria Novella in Florence, attacking Galileo and quoting the Ac ...
#6 António Cabreira
D. António Tomás da Guarda Cabreira de Faria e Alvelos Drago da Ponte [lower-alpha 1] ComSE (30 October 1868 – 21 November 1953) was a Portuguese mathematician , polygraph and publicist. A member of the aristocratic Cabreira family, António Cabreira was a claimant to the Miguelist noble titles of Co
- ... omoter of the Order of Saint Mary of the Castle ( Ordem de Santa Maria do Castelo ), established on 20 december 1921, a confraternal order with the stated goals of exalting the memory of Paio Peres Correia , the ...
#7 Pierre Antonini
Pierre Antonini is a retired French mathematics professor and amateur astronomer who has discovered several minor planets and two supernovae at his private Observatoire de Bédoin (Bedoin Observatory; observatory code: 132 ) located at Bédoin , southeastern France. For many of his discoveries he used
- ... 999 list (46772) 1998 HD 8 21 April 1998 list (52585) 1997 ON 2 29 July 1997 list (58669) 1997 YF 5 20 december 1997 list (65892) 1998 BH 30 28 January 1998 list (66849) 1999 VM 8 4 November 1999 list (74378) 19 ...
#8 Lenka Kotková
Lenka Kotková ( née Šarounová ; born 26 July 1973) is a Czech astronomer and a discoverer of minor planets . Czech astronomer, asteroid discoverer Lenka Kotková ( née Šarounová) Lenka Kotková at the Ondřejov Observatory Born ( 1973-07-26 ) 26 July 1973 (age 48) Dobřichovice , Czechoslovakia Nation
- ... st (85503) 1997 TF 25 10 October 1997 list (85509) 1997 UY 7 28 October 1997 list (85841) 1998 YR 6 20 december 1998 list [F] (90819) 1995 SN 18 September 1995 list 90936 Neronet 11 October 1997 list 90937 Jos ...
- ... t (96349) 1997 US 7 23 October 1997 list (96356) 1997 VH 8 10 November 1997 list (96603) 1998 YH 12 20 december 1998 list [F] (98095) 2000 RQ 77 8 September 2000 list (98096) 2000 RR 77 8 September 2000 list 9 ...
#9 Harry Clive Minnett
Harry Clive Minnett OBE (12 June 1917 – 20 December 2003) [1] was an Australian physicist and radio engineer who, with Jack Piddington , co-discovered Sagittarius A* , [2] the black hole at the centre of the Milky Way, and played a leading role in building the Parkes Radio Telescope . Minnett was ap
- Harry Clive Minnett OBE (12 June 1917 – 20 december 2003) [1] was an Australian physicist and radio engineer who, with Jack Piddington , co-discovered ...
- ... Harry Clive Minnett Born ( 1917-06-12 ) 12 June 1917 Hurstville , New South Wales , Australia Died 20 december 2003 (2003-12-20) (aged 86) Nationality Australian Education Sydney Boys High School Alma mater Uni ...
#10 Walter Sydney Adams
Walter Sydney Adams (December 20, 1876 – May 11, 1956) was an American astronomer . [1] [2] [3] [4] [5] [6] American astronomer For other people named Walter Adams, see Walter Adams (disambiguation) . Walter Sydney Adams Walter Sydney Adams Born ( 1876-12-20 ) December 20, 1876 Antioch , Turkey Died
- Walter Sydney Adams ( december 20, 1876 – May 11, 1956) was an American astronomer . [1] [2] [3] [4] [5] [6] American astronomer For o ...
- ... ms, see Walter Adams (disambiguation) . Walter Sydney Adams Walter Sydney Adams Born ( 1876-12-20 ) december 20, 1876 Antioch , Turkey Died May 11, 1956 (1956-05-11) (aged 79) Pasadena, California , U.S. National ...
#11 Antonín Mrkos
Antonín Mrkos ( Czech pronunciation: [ˈantoɲiːn ˈmr̩kos] ) (27 January 1918, Střemchoví – 29 May 1996, Prague ) was a Czech astronomer . Czech astronomer Antonín Mrkos Minor planets discovered: 274 [1] see § List of discovered minor planets
- ... ecember 1980 list 3003 Konček 28 December 1983 list 3017 Petrovič 25 October 1981 list 3130 Hillary 20 december 1981 list 3137 Horky 16 September 1982 list 3141 Buchar 2 September 1984 list 3168 Lomnický Štít 1 ...
- ... 9 February 1980 list 3324 Avsyuk 4 February 1983 list 3326 Agafonikov 20 March 1985 list 3334 Somov 20 december 1981 list 3339 Treshnikov 6 June 1978 list 3357 Tolstikov 21 March 1984 list 3364 Zdenka 5 April 19 ...
- ... itka 20 October 1985 list 3451 Mentor 19 April 1984 list 3490 Šolc 20 September 1984 list 3550 Link 20 december 1981 list 3571 Milanštefánik 15 March 1982 list 3629 Lebedinskij 21 November 1982 list 3630 Lubomír ...
#12 Grote Reber
Grote Reber (December 22, 1911 – December 20, 2002) was an American pioneer of radio astronomy , which combined his interests in amateur radio and amateur astronomy . He was instrumental in investigating and extending Karl Jansky 's pioneering work, and conducted the first sky survey in the radio fr
- Grote Reber (December 22, 1911 – december 20, 2002) was an American pioneer of radio astronomy , which combined his interests in amateur radio an ...
- ... astronomer Grote Reber Born ( 1911-12-22 ) December 22, 1911 Wheaton, Illinois , United States Died december 20, 2002 (2002-12-20) (aged 90) Ouse , Tasmania Nationality American Alma mater Illinois Institute of T ...
#13 Takeshi Urata
Takeshi Urata ( 浦田 武 , Urata Takeshi , 1947 – December 15, 2012) [2] was a Japanese astronomer . He was a prolific discoverer of asteroids , observing at Nihondaira Observatory . Japanese astronomer Minor planets discovered: 642 [1] see § List of discovered minor planets In 1978 he became the fi
- ... 4445 Jimstratton 15 October 1985 list [A] 4488 Tokitada 21 October 1987 list [A] 4574 Yoshinaka 20 december 1986 list [D] 4604 Stekarstrom 18 September 1987 list [A] 4748 Tokiwagozen 20 November 1989 lis ...
- ... ist [A] 4767 Sutoku 4 April 1987 list [D] 4806 Miho 22 December 1990 list [G] 4896 Tomoegozen 20 december 1986 list [D] 4941 Yahagi 25 October 1986 list [A] 4945 Ikenozenni 18 September 1987 list [A] ...
- ... 851 Inagawa 23 February 1991 list [E] 5855 Yukitsuna 26 October 1992 list [G] 5912 Oyatoshiyuki 20 december 1989 list [D] 6025 Naotosato 30 December 1992 list 6042 Cheshirecat 23 November 1990 list [G] 6 ...
#14 Ellen Gould Zweibel
Ellen Gould Zweibel (born 20 December 1952, New York City [1] ) is an American astrophysicist and plasma physicist. American astrophysicist Ellen Gould Zweibel Born ( 1952-12-20 ) December 20, 1952 (age 69) New York City , New York Nationality American Education University of Chicago (B.S.) Prince
- ... strophysicist and plasma physicist. American astrophysicist Ellen Gould Zweibel Born ( 1952-12-20 ) december 20, 1952 (age 69) New York City , New York Nationality American Education University of Chicago (B.S.) ...
- Ellen Gould Zweibel (born 20 december 1952, New York City [1] ) is an American astrophysicist and plasma physicist. American astrophysici ...
#15 Marguerite Laugier
Marguerite Laugier (née Lhomme ) (12 September 1896 – 10 June 1976) was a French astronomer active at the Nice Observatory from the 1930s to the 1950s. [2] Contemporary astronomical articles refer to her as "Madame Laugier". [ citation needed ] French astronomer Asteroids discovered: 21 [1] 1247 M
- ... 1955 2677 Joan 25 March 1935 3220 Murayama 22 November 1951 3568 ASCII 17 October 1936 4649 Sumoto 20 december 1936 4909 Couteau 28 September 1949 6887 Hasuo 24 November 1951 10449 Takuma 16 October 1936 (20959 ...
#16 Robert H. McNaught
Robert H. McNaught (born in Scotland in 1956) is a Scottish-Australian astronomer at the Research School of Astronomy and Astrophysics of the Australian National University (ANU). He has collaborated with David J. Asher of the Armagh Observatory . Scottish-Australian astronomer (born 1956) Minor pla
- ... 91 list (26142) 1994 PL 1 3 August 1994 list (26152) 1994 UF 24 October 1994 list (26903) 1995 YT 3 20 december 1995 list (27723) 1990 QA 19 August 1990 list (27738) 1990 TT 4 9 October 1990 list (27743) 1990 VM ...
#17 Alexis Brandeker
Alexis Brandeker (born May 18, 1974) is a Swedish astronomer at the Stockholm Observatory and discoverer of minor planets . [7] Swedish astronomer Minor planets discovered: 4 [1] 36614 Saltis August 27, 2000 [2] [3] (122310) 2000 QJ 9 August 21, 2000 [4] 239890 Edudeldon September 1, 2000 [5] 297409
- ... Mentuch, Erin; Brandeker, Alexis; van Kerkwijk, Marten H.; Jayawardhana, Ray; Hauschildt, Peter H. ( 20 december 2008). "Lithium Depletion of Nearby Young Stellar Associations". The Astrophysical Journal . 689 (2 ...
#18 Carl Sagan
Carl Edward Sagan ( / ˈ s eɪ ɡ ən / ; SAY -gən ; November 9, 1934 – December 20, 1996) was an American astronomer , planetary scientist , cosmologist , astrophysicist , astrobiologist , author, and science communicator . His best known scientific contribution is research on extraterrestrial life ,
- Carl Edward Sagan ( / ˈ s eɪ ɡ ən / ; SAY -gən ; November 9, 1934 – december 20, 1996) was an American astronomer , planetary scientist , cosmologist , astrophysicist , astrobiolog ...
- ... Sagan in 1980 Born Carl Edward Sagan ( 1934-11-09 ) November 9, 1934 Brooklyn , New York, U.S. Died december 20, 1996 (1996-12-20) (aged 62) Seattle , Washington, U.S. Resting place Lake View Cemetery (Ithaca, Ne ...
- ... d had five children. After developing myelodysplasia , Sagan died of pneumonia at the age of 62, on december 20, 1996. EARLY LIFE AND EDUCATION Sagan was born in the Bensonhurst neighborhood of Brooklyn , New Yor ...
- ... neumonia at the age of 62 at the Fred Hutchinson Cancer Research Center in Seattle , Washington, on december 20, 1996. [141] [9] His burial took place at Lake View Cemetery in Ithaca , New York. AWARDS AND HONORS ...
#19 Tsuneo Niijima
Tsuneo Niijima ( 新島 恒男 , Niijima Tsuneo , born 1955) is a Japanese farmer and amateur astronomer . [2] Minor planets discovered: 32 [1] see § List of discovered minor planets He is a prolific discoverer of minor planets , credited by the Minor Planet Center with the discovery and co-discovery of
- ... [A] 4377 Koremori 4 April 1987 list [A] 4402 Tsunemori 25 February 1987 list [A] 4574 Yoshinaka 20 december 1986 list [A] 4767 Sutoku 4 April 1987 list [A] 4896 Tomoegozen 20 December 1986 list [A] 557 ...
- ... [A] 4574 Yoshinaka 20 December 1986 list [A] 4767 Sutoku 4 April 1987 list [A] 4896 Tomoegozen 20 december 1986 list [A] 5578 Takakura 28 January 1987 list [A] 5830 Simohiro 9 March 1991 list [A] 5912 ...
- ... A] 5578 Takakura 28 January 1987 list [A] 5830 Simohiro 9 March 1991 list [A] 5912 Oyatoshiyuki 20 december 1989 list [A] 6158 Shosanbetsu 12 November 1991 list [A] 7139 Tsubokawa 14 February 1994 list ...
#20 Pierre Lecomte du Noüy
Pierre Lecomte du Noüy ( French pronunciation: [ləkɔ̃t dy nwi] ; [1] 20 December 1883, Paris – 22 September 1947, New York City ) was a French biophysicist and philosopher . He is probably best remembered by scientists for his work on the surface tension , and other properties, of liquids. Frenc
- Pierre Lecomte du Noüy ( French pronunciation: [ləkɔ̃t dy nwi] ; [1] 20 december 1883, Paris – 22 September 1947, New York City ) was a French biophysicist and philosopher . He is ...
Science / Science
#1 Steady-state model
In cosmology , the steady-state model is an alternative to the Big Bang theory of evolution of the universe. In the steady-state model, the density of matter in the expanding universe remains unchanged due to a continuous creation of matter, thus adhering to the perfect cosmological principle , a pr
- ... r, J. V. (1994). "Note on a Comment by Edward L. Wright". arXiv : astro-ph/9412045 . Wright, E. L. ( 20 december 2010). "Errors in the Steady State and Quasi-SS Models" . UCLA , Physics & Astronomy Department.
Star / Star
#1 CoRoT-2
CoRoT-2 is a yellow dwarf main sequence star a little cooler than the Sun . This star is located approximately 700 light-years away in the constellation of Aquila . The apparent magnitude of this star is 12, which means it is not visible to the naked eye but can be seen with a medium-sized amateur t
- ... nce of 930 light years from Earth towards the constellation Aquila . Its discovery was announced on 20 december 2007. [6] After its discovery via the transit method , its mass was confirmed via the radial veloci ...
#2 Kepler-20
Kepler-20 is a star 929 light-years from Earth in the constellation Lyra with a system of six known planets. [5] The apparent magnitude of this star is 12.51, so it cannot be seen with the unaided eye. Viewing it requires a telescope with an aperture of 15 cm (6 in) or more. [6] It is slightly s
- ... on of Kepler-20e and Kepler-20f (artist's impressions) with Venus and Earth (actual photographs) On december 20, 2011, the Kepler Space Telescope team reported the discovery of a five-planet system containing thr ...