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langs: 1 апреля [ru] / april 1 [en] / 1. april [de] / 1er avril [fr] / 1º aprile [it] / 1 de abril [es]

days: march 29 / march 30 / march 31 / april 1 / april 2 / april 3 / april 4


Asteroid / Asteroid


#1 2122 Pyatiletka

2122 Pyatiletka , provisional designation 1971 XB , is a stony asteroid from the inner regions of the asteroid belt , approximately 11 kilometers in diameter. 2122 Pyatiletka Discovery   [1] Discovered   by T. Smirnova Discovery   site Crimean Astrophysical Obs. Discovery   date 14 December 1971 Des

#2 4760 Jia-xiang

4760 Jia-xiang , provisional designation 1981 GN 1 , is a background asteroid from the inner regions of the asteroid belt , approximately 5 kilometers (3 miles) in diameter. It was discovered on 1 April 1981, by astronomers at Harvard University's Oak Ridge Observatory in Massachusetts, United State

#3 2013 GM3

2013 GM 3 is a micro- asteroid , classified as near-Earth object of the Aten group , approximately 20 meters in diameter. It was first observed on 3 April 2013, by astronomers of the Mount Lemmon Survey conducted at the Mount Lemmon Observatory near Tucson, Arizona, United States. [2] 2013 GM 3 Disc

#4 2098 Zyskin

2098 Zyskin , provisional designation 1972 QE , is a vestoid asteroid from the inner regions of the asteroid belt , approximately 10 kilometers in diameter. It was discovered by Russian–Ukrainian astronomer Lyudmila Zhuravleva at the Crimean Astrophysical Observatory in Nauchnyj on 18 August 1972. [

#5 2022 West

2022 West , provisional designation 1938 CK , is a stony asteroid from the middle regions of the asteroid belt , approximately 12 kilometers in diameter. It was discovered by German astronomer Karl Reinmuth at Heidelberg Observatory on 7 February 1938. [9] The asteroid was named after Danish astrono

#6 2312 Duboshin

2312 Duboshin , provisional designation 1976 GU 2 , is a dark Hildian asteroid from the outermost regions of the asteroid belt , approximately 54 kilometers (34 miles) in diameter. It was discovered on 1 April 1976, by Soviet–Russian astronomer Nikolai Chernykh at the Crimean Astrophysical Observato

#7 2173 Maresjev

2173 Maresjev , provisional designation 1974 QG 1 , is a dark background asteroid from the outer regions of the asteroid belt , approximately 28 kilometers (17 miles) in diameter. It was discovered on 22 August 1974, by Soviet–Ukrainian astronomer Lyudmila Zhuravleva at the Crimean Astrophysical Obs

#8 145534 Jhongda

145534 Jhongda , provisional designation 2006 GJ , is an asteroid and member of the stony Merxia family , orbiting in the central region of the asteroid belt , approximately 2–3 kilometers (1–2 miles) in diameter. It was discovered by Taiwanese astronomers Yang Tingzhang and Ye Quanzhi at the Lulin

#9 2111 Tselina

2111 Tselina ( prov. designation : 1969 LG ) is a stony Eos asteroid from the outer regions of the asteroid belt . It was discovered on 13 June 1969, by Soviet astronomer Tamara Smirnova at Crimean Astrophysical Observatory in Nauchnij, on the Crimean peninsula. [12] The S-type asteroid has a rotati

#10 1957 Angara

1957 Angara ( prov. designation : 1970 GF ) is a stony Eos asteroid from the outer regions of the asteroid belt , approximately 18 kilometers (11 miles) in diameter. It was discovered on 1 April 1970, by Soviet astronomer Lyudmila Chernykh at the Crimean Astrophysical Observatory in Nauchnyj, and na

#11 1680 Per Brahe

1680 Per Brahe , provisional designation 1942 CH , is a bright background asteroid from the central region of the asteroid belt , approximately 14 kilometers (9 miles) in diameter. It was discovered on 12 February 1942, by Finnish astronomer Liisi Oterma at Turku Observatory in Southwest Finland. [1

#12 2094 Magnitka

2094 Magnitka ( prov. designation : 1971 TC 2 ) is a Flora asteroid from the inner regions of the asteroid belt , approximately 12 kilometers (7.5 miles) in diameter. It was discovered on 12 October 1971, at and by the Crimean Astrophysical Observatory in Nauchnyj, on the Crimean peninsula. [12] The

#13 1740 Paavo Nurmi

1740 Paavo Nurmi , provisional designation 1939 UA , is rare-type asteroid from the inner regions of the asteroid belt , approximately 13 kilometers in diameter. 1740 Paavo Nurmi Discovery [1] Discovered   by Y. Väisälä Discovery   site Turku Obs. Discovery   date 18 October 1939 Designations MPC  

#14 (308242) 2005 GO21

(308242) 2005 GO 21 is a large Aten near-Earth asteroid and potentially hazardous object . [2] It has a well determined orbit with an observation arc of 7 years and an uncertainty parameter of 0. [2] It was discovered on 1 April 2005 by the Siding Spring Survey at an apparent magnitude of 18.1 using

#15 P/2016 G1 (PanSTARRS)

P/2016 G1 (PanSTARRS) was an asteroid that astronomers believe disintegrated in 2016. [1] When observed, on April 1, 2016, discoverers Robert Weryk and Richard Wainscoat thought the object was an Encke-type comet , [2] and the object was subsequently designated P/2016 G1. [3] After further analysis

#16 1696 Nurmela

1696 Nurmela , provisional designation 1939 FF , is a Baptistina asteroid from the inner regions of the asteroid belt , approximately 10 kilometers (6 miles) in diameter. It was discovered on 18 March 1939, by Finnish astronomer Yrjö Väisälä at Turku Observatory in Southwest Finland, and named after

#17 821 Fanny

821 Fanny ( prov. designation : A916 GH or 1916 ZC ) is a dark background asteroid and slow rotator from the central regions of the asteroid belt . It was discovered on 31 March 1916, by German astronomer Max Wolf at the Heidelberg-Königstuhl State Observatory in southwest Germany. [1] The carbonace

#18 2120 Tyumenia

2120 Tyumenia ( prov. designation : 1967 RM ) is a dark background asteroid , approximately 45 kilometers (28 miles) in diameter, located in the outer regions of the asteroid belt . It was discovered on 9 September 1967, by Soviet astronomer Tamara Smirnova at the Crimean Astrophysical Observatory i

#19 2135 Aristaeus

2135 Aristaeus (1977 HA) is an Apollo asteroid discovered on April 17, 1977, by E. F. Helin and S. J. Bus at Palomar Observatory . It is named for Aristaeus , the son of Apollo and the nymph Cyrene. [2] Aristaeus Discovery Discovered   by E. F. Helin and S. J. Bus Discovery   site Palomar Discovery

#20 2011 GA

2011 GA is a small asteroid that is a Near-Earth object and an Apollo asteroid . 2011 GA Discovery [1] Discovered   by Mount Lemmon Survey Discovery   site Catalina Mountains north of Tucson, Arizona , USA Discovery   date April 1, 2011 Designations MPC   designation 2011 GA Alternative designations


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Comet / Comet


#1 Great Comet of 1823

The Great Comet of 1823 , also designated C/1823 Y1 or Comet De Bréauté-Pons, was a bright comet visible in the last month of 1823 and the first months of 1824. C/1823 Y1 Coma and twin tails of the Great Comet of 1823. Discovery Discovered by Nell de Bréauté Discovery date December 29, 1823 Alternat

#2 32P/Comas Solà

32P/Comas Solà is a periodic comet with a current orbital period of 8.8 years. Periodic comet with 9 year orbit 32P/Comas Solà Discovery Discovered by Josep Comas i Solà Discovery date November 5, 1926 Alternative designations 1944 II; 1952 VII; 1951h; 1961 III; 1960f; 1969 VIII; 1968g; 1978 XVII; 1

#3 153P/Ikeya–Zhang

Comet Ikeya–Zhang (Japanese, Chinese: 池谷-張彗星, officially designated 153P/Ikeya–Zhang ) is a comet discovered independently by two astronomers from Japan and China in 2002. It has by far the longest orbital period of the numbered periodic comets . Periodic comet with 366 year orbit 153P/Ikeya-Zhang I

#4 Comet NEOWISE

C/2020 F3 (NEOWISE) or Comet NEOWISE is a long period comet with a near-parabolic orbit discovered on March 27, 2020, by astronomers during the NEOWISE mission of the Wide-field Infrared Survey Explorer (WISE) space telescope . At that time, it was an 18th-magnitude object, located 2   AU (300   mil

#5 41P/Tuttle–Giacobini–Kresák

41P/Tuttle–Giacobini–Kresák is a periodic comet in the Solar System . The comet nucleus is estimated to be 1.4 kilometers in diameter. [1] Periodic comet with 5 year orbit 41P/Tuttle–Giacobini–Kresák Comet 41P/Tuttle–Giacobini–Kresák on 2017, 3 March near the galaxy Messier 108 and Owl Nebula . Disc

#6 62P/Tsuchinshan

62P/Tsuchinshan , also known as Tsuchinshan 1 , is a periodic comet discovered on 1965 January 1 at Purple Mountain Observatory , Nanking. [1] Periodic comet with 6 year orbit 62P/Tsuchinshan 1 Discovery Discovered by Purple Mountain Observatory , Nanking Discovery date January 1, 1965 Orbital chara

#7 C/1760 A1

The Great Comet of 1760 (C/1760 A1) was first seen on 7 January 1760 by Abbe Chevalier at Lisbon . [1] Charles Messier also spotted the comet on 8 January 1760 in Paris , by the sword of Orion . The comet was his third discovery and the comet was the 51st to have a calculated orbit. Messier observed

#8 66P/du Toit

66P/du Toit is a periodic comet in the Solar System with a current orbital period of 14.78 years. [4] It came to perihelion on 2018 May 19 at roughly apparent magnitude 12. [2] Periodic comet with 15 year orbit 66P/du Toit Discovery Discovered by Daniel du Toit at Boyden Observatory , South Africa D

#9 Comet Hale–Bopp

Comet Hale–Bopp (formally designated C/1995   O1 ) is a comet that was one of the most widely observed of the 20th century and one of the brightest seen for many decades. Long-period comet "Hale Bopp" redirects here. For the composition by Graham Waterhouse, see Celtic Voices and Hale Bopp . C/1995


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Galaxy / Galaxy


#1 NGC 4076

NGC 4076 is a spiral galaxy located 290 million light-years away [2] in the constellation Coma Berenices . [3] The galaxy was discovered by astronomer William Herschel on April 27, 1785 [4] and is a member of the NGC 4065 Group . [5] [6] [7] [8] [9] [10] [11] [12] Spiral galaxy in the constellation

#2 NGC 4866

NGC 4866 is an unbarred lenticular galaxy [5] located roughly 100 million light-years [3] away in the constellation Virgo . It was first observed by British astronomer Sir William Herschel on January 14, 1787. [6] It is a member of the Virgo Cluster . [7] Lenticular galaxy in the constellation Virgo

#3 NGC 4800

NGC 4800 is an isolated [6] spiral galaxy in the constellation Canes Venatici , located at a distance of 95 megalight-years from the Milky Way . [3] It was discovered by William Herschel on April 1, 1788. [7] The morphological classification of this galaxy is SA(rs)b, [5] indicating a spiral galaxy

#4 NGC 2867

NGC 2867 (also known as Caldwell 90 ) is an elliptical [5] Type II [7] planetary nebula in the southern constellation of Carina , just over a degree to the NNW of the star Iota Carinae . [8] It was discovered by John Herschel on April 1, 1834. Herschel initially thought he might have found a new pla

#5 NGC 3073

NGC 3073 is a dwarf lenticular galaxy in the constellation Ursa Major . [4] [5] [6] It is at a distance of about 65 million light-years (20 megaparsecs ) from Earth . [3] NGC 3073 was discovered by astronomer William Herschel on April 1, 1790. The galaxy belongs to the NGC 3079 Group. [7] Wikimedia


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Institution / Institution


#1 Château de Meudon

Meudon Castle , also known as the Royal Castle of Meudon or Imperial Palace of Meudon, is a French castle located in Meudon in the Hauts-de-Seine department . At the edge of a wooded plateau, the castle offers views of Paris and the Seine , as well as of the Chalais valley. Located between Paris and

#2 Very Large Telescope

The Very Large Telescope ( VLT ) is a telescope facility operated by the European Southern Observatory on Cerro Paranal in the Atacama Desert of northern Chile . It consists of four individual telescopes, each with a primary mirror 8.2   m across, which are generally used separately but can be used

#3 Hoher List Observatory

Hoher List Observatorium is an Observatory located on the Hoher List mountain (549 m ASL ) about 60 km south-west of the city of Bonn , close to the town of Daun in the Eifel region ( Rhineland-Palatinate ) Observation dome with the 1-meter telescope and building of the Astronomische Vereinigung am

#4 Starkenburg Observatory

The Starkenburg Observatory ( German : Starkenburg-Sternwarte ) is an astronomical observatory in Heppenheim , Germany. It was founded in 1970, and currently has about 150 members. [2] [3] Observatory Starkenburg Observatory Named after Starkenburg   Observatory   code 611   Location Starkenburg , G

#5 WIYN Observatory

The WIYN Observatory is owned and operated by the WIYN Consortium . Its 3.5- meter telescope is the second largest optical telescope at Kitt Peak National Observatory in Arizona . Most of the capital costs for the observatory were provided by the University of Wisconsin–Madison , Indiana University

#6 List of solar eclipses visible from Russia

This list of solar eclipses visible from Russia enumerates the solar eclipses that have been seen and will be seen in Russia . Lists of solar eclipses Geometry of a total solar eclipse (not to scale) Solar eclipses in antiquity Solar eclipses in the Middle Ages Modern history 16th 17th 18th 19th 20t

#7 WIYN Consortium

WIYN Consortium founding members were the University of Wisconsin–Madison (W), Indiana University (I), Yale University (Y), and the National Optical Astronomy Observatories (N). Yale University withdrew from the WIYN consortium on April 1, 2014, and was replaced by the University of Missouri in the

#8 Caltech Submillimeter Observatory

The Caltech Submillimeter Observatory ( CSO ) was a 10.4-meter (34   ft) diameter submillimeter wavelength telescope situated alongside the 15-meter (49   ft) James Clerk Maxwell Telescope (JCMT) at Mauna Kea Observatories . It was engaged in submillimeter astronomy , of the terahertz radiation band

#9 Junk Bond Observatory

The Junk Bond Observatory ( JBO ; code: 701 ) is located in the Sonoran Desert at Sierra Vista , Arizona, United States. Astronomical observatory in Cochise County, Arizona This article needs additional citations for verification . ( January 2013 ) Observatory Junk Bond Observatory Alternative   nam

#10 Farpoint Observatory

Farpoint Observatory is an astronomical observatory owned and operated by the Northeast Kansas Amateur Astronomers' League , or NEKAAL . It is located on the grounds of Mission Valley High School at Eskridge , near Auburn, Kansas , approximately 30 miles (48   km) southwest of Topeka , Kansas , Unit

#11 Kodaikanal Solar Observatory

The Kodaikanal Solar Observatory is a solar observatory owned and operated by the Indian Institute of Astrophysics . It is on the southern tip of the Palani Hills 4 kilometres (2.5   mi) from Kodaikanal town. Observatory Kodaikanal Solar Observatory Kodaikanal Solar Observatory Alternative   names K

#12 StarDate

StarDate is a science radio program of The University of Texas at Austin McDonald Observatory , broadcast on over 360 radio stations. [1] It is a daily guide to the night sky and breaking astronomical news. Typically heard without formal introduction, StarDate is a self-contained science news featur

#13 Grenfell Campus

Grenfell Campus , formerly Sir Wilfred Grenfell College , is a campus of the Memorial University of Newfoundland (MUN). It is located in the city of Corner Brook , Newfoundland and Labrador , Canada . The campus has approximately 1,300 students enrolled in degree programs for the arts, education, fi

#14 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

#15 Paranal Observatory

Paranal Observatory is an astronomical observatory operated by the European Southern Observatory (ESO). It is located in the Atacama Desert of northern Chile on Cerro Paranal at 2,635   m (8,645   ft) altitude, 120   km (70   mi) south of Antofagasta . By total light-collecting area, it is the large

#16 Prairie Observatory

The Prairie Observatory was constructed near Oakland, Illinois by the University of Illinois at Urbana-Champaign 's Department of Astronomy. The site was adjacent to Walnut Point State Park and provided an accessible but dark sky site only 35 miles from campus. The telescope went into operation in J

#17 Kleť Observatory

Kleť Observatory ( Czech : Hvězdárna Kleť ; obs. code : 046 ) is an astronomical observatory in the Czech Republic . It is situated in South Bohemia , south of the summit of Mount Kleť , near the town of České Budějovice . Constructed in 1957, the observatory is at an altitude of 1,070 metres (3,510

#18 Jura Observatory

The Jura Observatory ( French : Observatoire astronomique jurassien ) is an astronomical observatory owned and operated by the Jura Astronomy Society ( French: Société Jurassienne d'Astronomie ; SJA). Built in 1993/1998, it is located near Vicques in the Canton of Jura , Switzerland . Its IAU observ

#19 European Southern Observatory

The European Organisation for Astronomical Research in the Southern Hemisphere , [2] commonly referred to as the European Southern Observatory ( ESO ), is an intergovernmental research organisation made up of 16 member states for ground-based astronomy . Created in 1962, ESO has provided astronomers

#20 Usuda Star Dome

Usuda Star Dome ( うすだスタードーム ) is a public observatory located in Saku , Nagano , Japan . This article needs additional citations for verification . ( August 2016 ) Observatory Usuda Star Dome Usuda Star Dome Organization Saku City Board of Education Location Saku , Nagano (JPN) Coordinates 36.1929°N


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Meteorite / Meteorite


#1 WASP-11b/HAT-P-10b

WASP-11b/HAT-P-10b or WASP-11Ab/HAT-P-10Ab [3] is an extrasolar planet discovered in 2008. The discovery was announced (under the designation WASP-11b) by press release by the SuperWASP project in April 2008 along with planets WASP-6b through to WASP-15b , however at this stage more data was needed

#2 WASP-10b

WASP-10b is an extrasolar planet discovered in 2008 by SuperWASP using the transit method . It takes about 3 days to orbit around WASP-10 . Follow-up radial velocity observations showed that it is three times more massive than Jupiter , while the transit observations showed that its radius is only 8

#3 WASP-12b

WASP-12b is a hot Jupiter [4] (a class of extrasolar planets ) orbiting the star WASP-12 , discovered on April 1, 2008, by the SuperWASP planetary transit survey. [1] The planet takes only a little over one Earth day to orbit its star, in contrast to about 365.25 days for the Earth to orbit the Sun

#4 WASP-8b

WASP-8b is an extrasolar planet orbiting the star WASP-8A in the constellation of Sculptor. The star is similar to the Sun and forms a binary star with a Red dwarf star (WASP-8B) of half the Sun's mass that orbits WASP-8A 4.5 arcseconds away. The system is 293 light-years (90   pc) away and is there

#5 OGLE-TR-56b

OGLE-TR-56b is an extrasolar planet located approximately 1500 parsecs away in the constellation of Sagittarius , orbiting the star OGLE-TR-56 . This planet was the first known exoplanet to be discovered with the transit method . The object was discovered by the OGLE project, announced on July 5, 20

#6 WASP-7b

WASP-7b is an extrasolar planet discovered in 2008. This 5-day period planet is slightly smaller than Jupiter , roughly the same mass and more dense. [2] Extrasolar planet in the constellation Microscopium WASP-7b Size comparison of WASP-7b with Jupiter. Discovery Discovered   by Cameron et al. ( Su

#7 HD 12661 c

HD 12661 c is a giant exoplanet one and a half times the mass of Jupiter orbiting around HD 12661 . [1] Extrasolar planet in the constellation Aries HD 12661 c The exoplanet HD 12661 c (min mass ~1.57 MJ) Discovery Discovered   by Fischer et al. [1] Discovery   site California & Carnegie Planet Sear

#8 WASP-13b

WASP-13b , also known as Cruinlagh , [5] is an extrasolar planet that was discovered in 2008 in the orbit of the sunlike star WASP-13 . [1] The planet has a mass of nearly half that of Jupiter, but a radius five-quarters of the size of Jupiter. This low relative mass might be caused by a core that i

#9 Winchcombe meteorite

The Winchcombe meteorite is a meteorite that was observed entering the Earth's atmosphere as a fireball over Gloucestershire , England at 21:54 hours on 28 February 2021. Due to a public appeal, fragments were quickly recovered from the village of Winchcombe enabling it to be collected for analysis

#10 WASP-14b

WASP-14b is an extrasolar planet discovered in 2008 by SuperWASP using the transit method . Follow-up radial velocity measurements showed that the mass of WASP-14b is almost eight times larger than that of Jupiter . The radius found by the transit observations show that it has a radius 25% larger th

#11 WASP-6b

WASP-6b is an extrasolar planet approximately 600 light years away in the constellation Aquarius . It was discovered in 2008, by the WASP survey, by astronomical transit across its parent star WASP-6 . This planet orbits only 4% that of Earth - Sun distance. The planet has mass half that of Jupiter,


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Researcher / Researcher


#1 Alain Maury

Alain J. Maury (born 1958) is a French astronomer . French astronomer Asteroids discovered: 8 3838 Epona November 27, 1986 4404 Enirac April 2, 1987 4482 Frèrebasile September 1, 1986 4558 Janesick   1 July 12, 1988 5370 Taranis September 2, 1986 11284 Belenus January 21, 1990 21001 Trogrlic April 1

#2 Louis Boyer (astronomer)

Louis Boyer (1901–1999) was a French astronomer who worked at the Algiers Observatory , North Africa, where he discovered 40 asteroids between 1930 and 1952. [1] [2] French astronomer This article is about the astronomer. For other people of the same name, see Louis Boyer (disambiguation) . In the 1

#3 Jürgen Ehlers

Jürgen Ehlers ( German: [ˈjʏʁɡŋ̩ ˈeːlɐs] ; 29 December 1929 – 20 May 2008) was a German physicist who contributed to the understanding of Albert Einstein 's theory of general relativity . From graduate and postgraduate work in Pascual Jordan 's relativity research group at Hamburg University , he he

#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

#5 William Liller

William Liller (April 1, 1927, Philadelphia – February 28, 2021) was an American astronomer , known for his research on "planetary nebulae, comets, asteroids, magnetic activity in cool stars, the optical identification of X-ray sources, and astro-archaeology." [2] American astronomer (1927–2021) Min

#6 Marc Buie

Marc William Buie ( / ˈ b uː i / ; born 1958) is an American astronomer and prolific discoverer of minor planets who works at the Southwest Research Institute in Boulder, Colorado in the Space Science Department. [1] Formerly he worked at the Lowell Observatory in Flagstaff, Arizona, and was the Sen

#7 Barbara Bell (astronomer)

Barbara Bell (April 1, 1922 – September 25, 2017) was an American astronomer , affiliated with Harvard College Observatory , now the Center for Astrophysics | Harvard & Smithsonian , for her entire career. In addition to her work in astronomy, she contributed to the field of climate history , with s

#8 Yoshihide Kozai

Yoshihide Kozai (1 April 1928 – 5 February 2018) was a Japanese astronomer specialising in celestial mechanics . He is best known for discovering, simultaneously with Michael Lidov , the Kozai mechanism , for which he received the Imperial Prize of the Japan Academy in 1979. [1] Japanese astronomer

#9 Malachy Hitchins

Malachy Hitchins (1741–1809) was an English astronomer and cleric. English astronomer and cleric

#10 Michel Ory

Michel Ory (born 18 April 1966) is a Swiss amateur astronomer and a prolific discoverer of minor planets and comets , [1] who was one of five winners of the 2009 Edgar Wilson Award for his discovery of 304P/Ory (P/2008 Q2 Ory), a periodic comet of the Jupiter family on 27 August 2008, [2] using a 24

#11 Christian T. Elvey

Christian Thomas Elvey (April 1, 1899 – March 1, 1970) was an American astronomer and geophysicist. American astronomer and geophysicist (1899–1970) Christian T. Elvey Born ( 1889-04-01 ) April 1, 1889 Phoenix, Arizona , U.S. Died March 1, 1970 (1970-03-01) (aged   80) Tucson , Arizona Nationality A

#12 Céline d'Orgeville

Céline d'Orgeville is a Professor and instrument scientist at the Australian National University  Research School of Astronomy and Astrophysics. She leads teams designing laser and optical systems for ground based astronomical telescopes. She is a Fellow of SPIE and the  Astronomical Society of Aust

#13 Caterina Scarpellini

Caterina Scarpellini (29 October 1808 – 28 November 1873), was an Italian astronomer who discovered a comet and as a meteorologist she established a station in Rome in the 1850s. Italian astronomer Caterina Scarpellini Born ( 1808-10-29 ) 29 October 1808 Foligno Died 28 November 1873 (1873-11-28) (a

#14 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

#15 Yoshisada Shimizu

Yoshisada Shimizu ( 清水 義定 , Shimizu Yoshisada , born 1943) is a Japanese amateur astronomer and a prolific discoverer of hundreds of asteroids since 1993. An orthopaedist by profession, he is also known as an astrophotographer . [1] [2] Japanese astronomer Minor planets discovered: 311   [1] see §  

#16 Krisztián Sárneczky

Krisztián Sárneczky (born 6 November 1974 in Budapest ) is a Hungarian teacher of geography [1] and prolific discoverer of minor planets and supernovae , researching at Konkoly Observatory in Budapest, Hungary. He is a board member of the Hungarian Astronomical Association (HAA) [2] and member of th

#17 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

#18 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

#19 Minoru Kizawa

Minoru Kizawa ( 鬼沢 稔 , Kizawa Minoru , born 1947) is a Japanese astronomer and discoverer of minor planets . Japanese astronomer Asteroids discovered: 12   [1] 4094 Aoshima August 26, 1987 MPC   [1] 4507 Petercollins         March 19, 1990 MPC   [2] 5292 Mackwell January 12, 1991 MPC   [2] 5513 Yuki

#20 John Broughton

John Broughton (born 1952) [2] is an Australian amateur astronomer and artist. He is among the most prolific discoverers of minor planets worldwide, credited by the Minor Planet Center with more than a thousand discoveries made between 1997 and 2008. [1] His observations are done at Reedy Creek Obse


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Science / Science


#1 Alpher–Bethe–Gamow paper

In physical cosmology , the Alpher–Bethe–Gamow paper , or αβγ paper , was created by Ralph Alpher , then a physics PhD student, his advisor George Gamow and Hans Bethe . The work, which would become the subject of Alpher's PhD dissertation, argued that the Big Bang would create hydrogen , helium and


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Star / Star


#1 WASP-13

WASP-13 , also named Gloas , is a star in the Lynx constellation. The star is similar, in terms of metallicity and mass, to the Sun , although it is hotter and most likely older. The star was first observed in 1997, according to the SIMBAD database, and was targeted by SuperWASP after the star was o

#2 CFBDSIR J145829+101343

CFBDSIR J145829+101343 (designation abbreviated to CFBDSIR 1458+10 , or CFBDSIR J1458+1013 ) is a binary system of two brown dwarfs of spectral classes T9 + Y0 orbiting each other, [1] located in constellation Boötes about 104 light-years away from Earth . [3] CFBDSIR J145829+101343 CFBDSIR 1458+10

#3 DM Geminorum

DM Geminorum also known as Nova Geminorum 1903 was a nova which erupted in the constellation Gemini in 1903. It was discovered by Herbert Hall Turner at the Greenwich Observatory on a Carte du Ciel photographic plate taken on 16 March 1903. Post-discovery examination of earlier photographs of the re

#4 WISE 1217+1626

WISEPC J121756.91+162640.2 (designation abbreviated to WISE 1217+1626 , or WISE J1217+1626 ) is a binary brown dwarf system of spectral classes T9 + Y0, [2] located in constellation Coma Berenices at approximately 33 light-years from Earth . [5] Star in the constellation Coma Berenices WISEPC J12175

#5 SN 1054

SN 1054 is a supernova that was first observed on c.   4 July 1054, and remained visible until c.   6 April 1056. [2] α Supernova in the constellation Taurus; visible from 1054 to 1056 SN 1054 Giant picture mosaic of the Crab Nebula , the remnants of SN 1054, taken by the Hubble Space Telescope in v

#6 Procyon

Procyon ( / ˈ p r oʊ s i . ɒ n / ) [15] is the brightest star in the constellation of Canis Minor and usually the eighth-brightest star in the night sky , with an apparent visual magnitude of 0.34. [3] It has the Bayer designation α Canis Minoris , which is Latinized to Alpha Canis Minoris , and abb


Star / Star: Search more / Искать ещё "april 1"




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