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langs: 11 апреля [ru] / april 11 [en] / 11. april [de] / 11 avril [fr] / 11 aprile [it] / 11 de abril [es]

days: april 8 / april 9 / april 10 / april 11 / april 12 / april 13 / april 14

Asteroid / Asteroid


#1 129 Antigone

Antigone ( minor planet designation : 129 Antigone ) is a large main-belt asteroid . Radar observations indicate that it is composed of almost pure nickel - iron . It and other similar asteroids probably originate from the core of a shattered Vesta -like planetesimal which had a differentiated inter

#2 120 Lachesis

Lachesis ( minor planet designation : 120 Lachesis ) is a large main-belt asteroid . It was discovered by French astronomer Alphonse Borrelly on April 10, 1872, and independently by German-American astronomer Christian Heinrich Friedrich Peters on April 11, 1872, then named after Lachesis , one of t

#3 4786 Tatianina

4786 Tatianina , provisional designation 1985 PE 2 , is a bright background asteroid and synchronous binary system from the inner regions of the asteroid belt , approximately 3.4 kilometers (2.1 miles) in diameter. It was discovered on 13 August 1985, by Soviet astronomer Nikolai Chernykh at the Cri

#4 7529 Vagnozzi

7529 Vagnozzi , provisional designation 1994 BC , is a stony asteroid from the inner regions of the asteroid belt , approximately 5 kilometers in diameter. It was discovered on 16 January 1994, by and at the Colleverde Observatory near Rome, Italy. [8] The asteroid was named for was named for Italia

#5 2010 XC15

2010 XC 15 (also written 2010 XC15 ) is an Aten near-Earth asteroid and potentially hazardous object that spends most of its time inside of the orbit of Earth. [2] It has an observation arc of 10 years and an Uncertainty Parameter of 1. [2] It was discovered on 5 December 2010 by the Catalina Sky Su

#6 65489 Ceto

65489 Ceto , as a binary also (65489) Ceto/Phorcys , [4] is a binary trans-Neptunian object (TNO) discovered on March 22, 2003 by Chad A. Trujillo and Michael Brown at Palomar . It is named after the sea goddess Ceto from Greek mythology. It came to perihelion in 1989. [2] 65489 Ceto Hubble Space Te

#7 77 Frigga

Frigga ( minor planet designation : 77 Frigga ) is a large, M-type , possibly metallic main-belt asteroid . It was discovered by the German-American astronomer C. H. F. Peters on November 12, 1862. The object is named after Frigg , the Norse goddess. The asteroid is orbiting the Sun with a period of

#8 7548 Engström

7548 Engström , provisional designation 1980 FW 2 , is dark Themistian asteroid from the outer region of the asteroid belt , approximately 9 kilometers in diameter. It was discovered on 16 March 1980, by Swedish astronomer Claes-Ingvar Lagerkvist at ESO 's La Silla Observatory site in northern Chile

#9 530 Turandot

Turandot ( minor planet designation : 530 Turandot ) is a minor planet orbiting the Sun that was discovered by German astronomer Max Wolf on 11 April 1904 and named for the title character in a play by Carlo Gozzi that was to become best known as an opera Turandot by Puccini. For other uses, see Tur

#10 7958 Leakey

7958 Leakey , provisional designation 1994 LE 3 , is a Hungaria asteroid and synchronous binary system from the inner regions of the asteroid belt , approximately 3 kilometers in diameter. 7958 Leakey Discovery   [1] Discovered   by C. S. Shoemaker E. M. Shoemaker Discovery   site Palomar Obs. Disco

#11 116903 Jeromeapt

116903 Jeromeapt – provisional designation 2004 GW [5] – is an asteroid of the Massalia family from the inner regions of the asteroid belt , approximately 1.1 kilometers (0.7 miles) in diameter. It was discovered on 11 April 2004, by American astronomer Jim Young at the Table Mountain Observatory ne

#12 (612358) 2002 JE9

(612358) 2002 JE 9 (also written 2002 JE9 ) is an Apollo near-Earth asteroid and potentially hazardous object . [2] It has a well determined orbit with an observation arc of 10 years and an Uncertainty Parameter of 1. [2] It was removed from the Sentry Risk Table on 10 May 2002. [4] 2002 JE 9 was di

#13 65803 Didymos

65803 Didymos ( provisional designation 1996 GT ) is a sub- kilometer asteroid and synchronous binary system that is classified as a potentially hazardous asteroid and near-Earth object of the Apollo group. [lower-alpha 1] The asteroid was discovered in 1996 by the Spacewatch survey at Kitt Peak , a

#14 12923 Zephyr

12923 Zephyr ( prov. designation : 1999 GK 4 ) is a stony asteroid , classified as potentially hazardous asteroid and near-Earth object of the Apollo group , approximately 2 kilometers (1.2 miles) in diameter. It was discovered on 11 April 1999, by astronomers of the Lowell Observatory Near-Earth Ob

#15 5905 Johnson

5905 Johnson , provisional designation 1989 CJ 1 , is a Hungaria asteroid and synchronous binary system [lower-alpha 1] from the innermost regions of the asteroid belt , approximately 4 kilometers (2.5 miles) in diameter. It was discovered on 11 February 1989, by American astronomer Eleanor Helin at

#16 List of minor planets discovered using the WISE spacecraft

The following is a list of numbered minor planets discovered, co-discovered and re-discovered by the Wide-field Infrared Survey Explorer (WISE), a NASA infrared spaceborne observatory. As of July 2018, the list contains 4093 entries, accredited by the Minor Planet Center as discovered by "WISE". Not

#17 187 Lamberta

Lamberta ( minor planet designation : 187 Lamberta ) is a main-belt asteroid that was discovered by Corsican-born French astronomer Jérôme Eugène Coggia on April 11, 1878, and named after the astronomer Johann Heinrich Lambert . It was the second of Coggia's five asteroid discoveries. 187 Lamberta D

#18 6084 Bascom

6084 Bascom , provisional designation 1985 CT , is a binary [lower-alpha 1] Phocaea asteroid from the inner regions of the asteroid belt , approximately 6.3 kilometers in diameter. It was discovered on 12 February 1985, by American astronomer couple Carolyn and Eugene Shoemaker at Palomar Observator

#19 6376 Schamp

6376 Schamp , provisional designation 1987 KD 1 , is a stony background asteroid from the central regions of the asteroid belt , approximately 8 kilometers (5 miles) in diameter. It was discovered on 29 May 1987, by American astronomer couple Carolyn and Eugene Shoemaker at the Palomar Observatory i

#20 99942 Apophis

99942 Apophis is a near-Earth asteroid and potentially hazardous asteroid with a diameter of 370 metres (1,210 feet) that caused a brief period of concern in December 2004 when initial observations indicated a probability up to 2.7% that it would hit Earth on April   13, 2029. Additional observation


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Comet / Comet


#1 Great Comet of 1811

The Great Comet of 1811 , [4] formally designated C/1811 F1 , is a comet that was visible to the naked eye for around 260 days, the longest recorded period of visibility until the appearance of Comet Hale–Bopp in 1997. In October 1811, at its brightest, and when it was 1.2 AU from Earth, it displaye

#2 300P/Catalina

300P/Catalina is a periodic , near-Earth comet in the Solar System with an orbital period of 4.4 years. It is the second comet ever listed on the Sentry Risk Table . [5] At 1.4 kilometers (0.9 miles) in diameter, [4] it is one of the largest objects ever listed on the Sentry Risk Table. 300P/Catalin

#3 C/2021 A1 (Leonard)

C/2021 A1 (Leonard) was a long period comet [4] that was discovered by G. J. Leonard at the Mount Lemmon Observatory on 3 January 2021 (a year before perihelion ) when the comet was 5   AU (750   million   km ) from the Sun. [1] It had a retrograde orbit. The nucleus was about 1   km (0.6   mi) acro

#4 Comet Skorichenko–George

Comet Skorichenko–George (sometimes spelled Scorichenko–George ) is also designated C/1989 Y1 , 1990 VI , and 1989e 1 . It was discovered on December 17, 1989 by Doug George of Kanata (near Ottawa ), Ontario , Canada , and Soviet astronomer Boris Skoritchenko ( Mezmay , Krasnodar Krai ). Skoritchenk


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Galaxy / Galaxy


#1 NGC 5792

NGC 5792 is a barred spiral galaxy about 70 million light-years [1] away in the constellation Libra . There is a magnitude 9.6 star on the northwestern edge of the galaxy. [2] It was discovered on April 11, 1787 by the astronomer William Herschel . [3] It is a member of the Virgo III Groups , a seri

#2 NGC 294

NGC 294 is an open cluster located in the Small Magellanic Cloud in the constellation Tucana . It was discovered on April 11, 1834 by John Herschel , although it was possibly observed on September 5, 1826 by James Dunlop . [4] Open star cluster in the constellation Tucana NGC 294 Hubble Space Telesc

#3 NGC 3552

NGC 3552 is a lenticular galaxy in the constellation Ursa Major . [5] It was discovered on April 11, 1785 by William Herschel . [6] It is a member of the galaxy cluster Abell 1185. [3] Lenticular galaxy in the constellation Ursa Major NGC 3552 SDSS image of NGC 3552 (red arrow) Observation data ( J2

#4 NGC 241

NGC 241 is an open cluster located in the constellation Tucana . It is located within the Small Magellanic Cloud . [1] It was discovered on April 11, 1834 by John Herschel . [4] Open cluster in the constellation Tucana NGC 241 Observation data ( J2000 epoch ) Constellation Tucana Right ascension 00

#5 NGC 3550

NGC 3550 is a lenticular galaxy in the constellation Ursa Major . [5] It was discovered on April 11, 1785, by William Herschel . [6] It is one of the brightest galaxies of the Abell 1185 galaxy cluster. Lenticular galaxy in the constellation Ursa Major NGC 3550 SDSS image of NGC 3550 Observation dat

#6 NGC 4892

NGC 4892 is a spiral [2] [3] [4] or lenticular galaxy [2] with LINER activity [4] located 275 million light-years away [5] in the constellation Coma Berenices . [6] It was discovered by the astronomer William Herschel on April 11, 1785, [6] and is a member of the Coma Cluster . [7] Lenticular galaxy

#7 NGC 3245

NGC 3245 is a lenticular galaxy in the constellation Leo Minor . It was discovered by William Herschel on April 11, 1785. [3] It is a member of the NGC 3254 Group of galaxies, which is a member of the Leo II Groups , a series of galaxies and galaxy clusters strung out from the right edge of the Virg

#8 NGC 256

NGC 256 (also known as ESO 29-SC11 ) is open cluster in the Tucana constellation. It was discovered by John Frederick William Herschel on April 11, 1834. [3] Open cluster in the constellation Tucana NGC 256 NGC 256 is the bluish clump near the center of this photograph Credit: CTIO, Chile Observatio

#9 NGC 265

NGC 265 is an open cluster of stars in the southern constellation of Tucana . It is located in the Small Magellanic Cloud , [4] a nearby dwarf galaxy . The cluster was discovered by English astronomer John Herschel on April 11, 1834. J. L. E. Dreyer described it as, "faint, pretty small, round", and

#10 NGC 4393

NGC 4393 is a spiral galaxy about 46 million light-years away [2] in the constellation Coma Berenices . It was discovered by astronomer William Herschel on April 11, 1785. [3] It is a member of the NGC 4274 Group , [4] [5] which is part of the Coma I Group [6] or Cloud . [7] NGC 4393 SDSS image of N

#11 NGC 3414

NGC 3414 is a lenticular galaxy in the constellation Leo Minor . It was discovered by William Herschel on April 11, 1785. [5] It is the central galaxy of a rich galaxy group . [3] Two galaxies, NGC 3418 and UGC 5958, have similar redshifts and are within 800,000 light-years (250 kiloparsecs) of NGC

#12 NGC 460

NGC 460 is an open cluster with nebula located in the constellation Tucana . It was possibly observed on August 1, 1826, by James Dunlop , although it was officially discovered on April 11, 1834, by John Herschel . It was described by Dreyer as "very faint (in Nubecular Minor).", with Nubecular Mino

#13 NGC 4178

NGC 4178 is the New General Catalogue identifier for a barred spiral galaxy in the equatorial constellation of Virgo . It was discovered April 11, 1825 by English astronomer John Herschel . [7] Located some 43.8 million light years away, [4] this galaxy spans 2.3 × 0.4 [1] arc minutes and is seen at

#14 NGC 5750

NGC 5750 is a barred spiral galaxy with an active galactic nucleus [1] in the constellation Virgo . It was discovered on April 11, 1787 by the astronomer William Herschel . [2] It is a member of the NGC 5746 Group of galaxies, itself one of the Virgo III Groups strung out to the east of the Virgo Su


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Institution / Institution


#1 Mount Stromlo Observatory

Mount Stromlo Observatory located just outside Canberra , Australia , is part of the Research School of Astronomy and Astrophysics at the Australian National University (ANU). Observatory Mount Stromlo Observatory Remains of the old administration building with the dome of the Farnham telescope Obse

#2 Square Kilometre Array

The Square Kilometre Array ( SKA ) is an intergovernmental radio telescope project being planned to be built in Australia (low-frequency) and South Africa (mid-frequency). The combining infrastructure, the Square Kilometre Array Observatory (SKAO) is located in the United Kingdom . Conceived in the

#3 Argentine Institute of Radio Astronomy

The Argentine Institute of Radio Astronomy (IAR) was created in 1962 through an agreement between the scientific agencies CONICET and CIC, [1] and the universities of La Plata ( National University of La Plata ) and Buenos Aires ( University of Buenos Aires ). Its functions are to promote and coordi

#4 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

#5 Smith Observatory and Dr. William R. Brooks House

Smith Observatory and Dr. William R. Brooks House is a historic home and observatory located at Geneva in Ontario County, New York . Both structures were built in 1888. The observatory is a small frame building consisting of a two-story tower flanked by two small wings. The tower contains a 10-inch

#6 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

#7 History of the Deep Space Network

  This article incorporates public domain material from websites or documents of the National Aeronautics and Space Administration . Observatory Deep Space Network Organization Interplanetary Network Directorate Location California Coordinates 34°12′3″N 118°10′18″W Website Deepspace Network website

#8 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

#9 Pushchino Radio Astronomy Observatory

Pushchino Radio Astronomy Observatory is a Russian (former Soviet) radio astronomy observatory. It was developed by Lebedev Physical Institute (LPI), Russian Academy of Sciences within a span of twenty years. It was founded on April 11, 1956, and currently occupies 70 000 square meters. [1] Observat

#10 San Vittore Observatory

The San Vittore Observatory ( Italian : Osservatorio San Vittore , obs.   code : 522 ) is an astronomical observatory in Bologna , Italy. It has made numerous asteroid discoveries during 1980–2000. [1] Minor planets discovered: 99   [1] see §   List of discovered minor planets Observatory San Vittor

#11 Jodrell Bank Observatory

Jodrell Bank Observatory ( / ˈ dʒ ɒ d r əl / ) in Cheshire , England, hosts a number of radio telescopes as part of the Jodrell Bank Centre for Astrophysics at the University of Manchester . The observatory was established in 1945 by Bernard Lovell , a radio astronomer at the university, to investig

#12 Arecibo Telescope

The Arecibo Telescope was a 305   m (1,000   ft) spherical reflector radio telescope built into a natural sinkhole at the Arecibo Observatory located near Arecibo, Puerto Rico . A cable-mount steerable receiver and several radar transmitters for emitting signals were mounted 150   m (492   ft) above


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Meteorite / Meteorite


#1 Paragould meteorite

The Paragould Meteorite at 41 inches (1,000   mm) by 24 inches (610   mm) by 16 inches (410   mm) and weighing 370 kilograms (820   lb) is the second largest witnessed meteorite fall ever recovered in North America (after the Norton County meteorite ) and the largest stony meteorite chondrite . It f

#2 55 Cancri f

55 Cancri f (abbreviated 55 Cnc f ), also designated Rho 1 Cancri f and formally named Harriot / ˈ h ær i ə t / , [2] is an exoplanet approximately 41 light-years away from Earth in the constellation of Cancer (the Crab ). 55 Cancri f is the fourth known planet (in order of distance) from the star 5

#3 HD 38283 b

Yanyan , [2] originally named HD 38283 b , is an extrasolar planet , orbiting the 7th magnitude F-type main-sequence star Bubup , 123 light years away in the constellation Mensa . It is a Saturn -like planet orbiting at Earth-like distance, though slightly inwards of its star's habitable zone . Its

#4 WD 1145+017 b

WD 1145+017 b (also known by its EPIC designation EPIC 201563164.01 ), is a confirmed exoplanetary object, likely rocky, orbiting around and being vaporized by the white dwarf star WD 1145+017 . It was discovered by NASA 's Kepler spacecraft on its "Second Light" mission. It is located about 570 lig

#5 91 Aquarii b

91 Aquarii b , also known as HD 219449 b , is an extrasolar planet orbiting in the 91 Aquarii system approximately 148 light-years away in the constellation of Aquarius . It orbits at the average distance of 105 Gm from its star, which is slightly closer than Venus is to the sun (108 Gm). The planet


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Researcher / Researcher


#1 Giovanni de Sanctis

Giovanni de Sanctis (born 1949) is an Italian astronomer and discoverer of minor planets at the Osservatorio Astronomico di Torino (Astronomical Observatory of Turin) in Turin, Italy . His name is sometimes spelt DeSanctis , particularly in the Minor Planet Circulars . [2] The Minor Planet Center cr

#2 Thomas Hornsby

Thomas Hornsby FRS (1733 in Durham – 11 April 1810 in Oxford ) was a British astronomer and mathematician . British astronomer and mathematician

#3 Béla Harkányi

Béla Harkányi (Baron) ( Hungarian:   [ˈbe:lɒ 'hɒrka:ɲi ] ; 11 April 1869 – 2 January 1932) was a Hungarian astrophysicist. Hungarian astronomer, mathematician (1869–1932) Béla Harkányi, Baron Born Béla Fülöp Harkányi ( 1869-04-11 ) 11 April 1869 Pest , Hungary Died 23 January 1932 (1932-01-23) (aged

#4 Snježana Kordić

Snježana Kordić ( pronounced   [sɲěʒana kôːrditɕ] ( listen ) ; born 29 October 1964) [1] is a Croatian linguist . [3] In addition to her work in syntax , she has written on sociolinguistics . [2] Kordić is known among non-specialists for numerous articles against the puristic and prescriptive langua

#5 Jan Muscenius

Jan Muscenius, (Jan Muszczeński alias Jan Mucha, 1532 – 21 July 1602) was a Polish astronomer , theologian, and the rector of Kraków Academy (now Jagiellonian University ). [1]

#6 Johann Gottfried Köhler

Johann Gottfried Köhler (15 December 1745 – 19 September 1801) was a German astronomer who discovered a number of nebulae , star clusters , and galaxies . German astronomer This article needs additional citations for verification . ( October 2013 ) Köhler is best remembered for his discovery of Open

#7 Max Wolf

Maximilian Franz Joseph Cornelius Wolf (21 June 1863 – 3 October 1932) was a German astronomer and a pioneer in the field of astrophotography . He was the chairman of astronomy at the University of Heidelberg and director of the Heidelberg-Königstuhl State Observatory from 1902 until his death in 19

#8 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

#9 Eugene Merle Shoemaker

Eugene Merle Shoemaker (April 28, 1928   – July 18, 1997) was an American geologist . He co-discovered Comet Shoemaker–Levy 9 with his wife Carolyn S. Shoemaker and David H. Levy . This comet hit Jupiter in July 1994: the impact was televised around the world. Shoemaker also studied terrestrial crat

#10 Paul G. Comba

Paul G. Comba (1926 – April 5, 2017) was an Italian-American computer scientist , an amateur astronomer and a prolific discoverer of minor planets . [2] Paul G. Comba Born 1926   ( 1926 ) Tunisia Died April 4, 2017 (2017-04-04) (aged   90–91) Education Ph.D. Alma   mater University of Turin , Blufft

#11 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

#12 Freimut Börngen

Freimut Börngen ( German: [ˈfʁaɪmuːt ˈbœʁŋən] ; 17 October 1930 – 19 June 2021) was a German astronomer and a prolific discoverer of minor planets . [2] A few sources give his first name wrongly as "Freimuth". The Minor Planet Center credits him as F. Borngen . German astronomer (1930–2021) Minor pl

#13 William Wallace Campbell

William Wallace Campbell (April 11, 1862 – June 14, 1938) was an American astronomer , and director of Lick Observatory from 1901 to 1930. He specialized in spectroscopy . [1] [2] [3] He was the tenth president of the University of California from 1923 to 1930. American astronomer William Wallace Ca

#14 Robert d'Escourt Atkinson

Robert d'Escourt Atkinson (born 11 April 1898, Rhayader , Wales – died 28 October 1982, Bloomington , Indiana ) was a British astronomer , physicist and inventor .

#15 Adelina Gutiérrez

Carmen Adelina Gutiérrez Alonso (aka Adelina Gutiérrez , May 27, 1925 – April 11, 2015) was a Chilean scientist , academic and professor of astrophysics . [1] She was the first Chilean to obtain a doctoral degree in astrophysics and the first woman to become a member of the Chilean Academy of Scienc

#16 Christopher Hansteen

Christopher Hansteen (26 September 1784   – 11 April 1873) was a Norwegian geophysicist , astronomer and physicist , [1] best known for his mapping of Earth's magnetic field . For the jurist, see Christopher Hansteen (jurist) . Christopher Hansteen Portrait by Aasta Hansteen Born ( 1784-11-26 ) 26 N

#17 Kamil Hornoch

Kamil Hornoch ( Czech pronunciation: [ˈkamɪl ˈɦornox] ; born 5 December 1972) is a Czech astronomer who discovered dozens of novae in nearby galaxies . The main belt asteroid 14124 Kamil is named in his honour. Czech amateur astronomer Kamil Hornoch at the Ondřejov Observatory

#18 Heinrich Schwabe

Samuel Heinrich Schwabe (25 October 1789 – 11 April 1875) a German astronomer remembered for his work on sunspots . German astronomer This article includes a list of general references , but it lacks sufficient corresponding inline citations . ( February 2012 ) Samuel Heinrich Schwabe Born ( 1789-10

#19 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

#20 Harold Knox-Shaw

Harold Knox-Shaw (12 October 1885 – 11 April 1970) was an English astronomer. English astronomer Harold Knox Shaw Shaw seated left on horse, 1913 Born 12 October 1885 St Leonards-on-Sea , Sussex Died 11 April 1970 Nationality English Alma   mater Trinity College, Cambridge Scientific career Fields A


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Star / Star


#1 24 Boötis

24 Boötis or g Boötis is a single, [5] yellow-hued star in the constellation Boötes . It is faintly visible to the naked eye with an apparent visual magnitude of +5.59. [2] Based upon an annual parallax shift of 10.00   mas , [1] it is located around 326   light years from the Sun. The star is movin

#2 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

#3 EX Lupi

EX Lupi is a young, single [2] T-Tauri star in the southern constellation of Lupus . An irregular variable , [8] it is the prototype of young, low-mass eruptive stars named EXors, [2] with EX Lupi being this object's variable star designation . At its minimal activity level, EX Lupi resembles a clas

#4 HD 97658

HD 97658 is a star with an exoplanetary companion in the equatorial constellation of Leo . The star is too dim to be seen with the naked eye, having an apparent visual magnitude of 7.76. [3] It is located at a distance of 70   light years based on parallax , but is slowly drifting closer with a radi

#5 HD 38283

Bubup , or HD 38283 , is a star in the southern circumpolar constellation Mensa . With an magnitude of 6.70, its invisible to the naked eye but can be seen with binoculars. Bubup is located relatively close at a distance of 124 light-years [1] but is recceding with a heliocentric radial velocity of


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