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Home -> Astronomy News -> September -> September 21st
Post Info TOPIC: September 21st
Blobrana


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September 21st
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NGC Discovered

NGC 687 is an elliptical galaxy discovered by William Herschel on the 21st September 1786.
http://astronomy.activeboard.com/t58600558/ngc-687/

NGC 703 is an elliptical galaxy discovered by William Herschel on the 21st September 1786.
http://astronomy.activeboard.com/t58600544/ngc-703/

NGC 704 is a spiral galaxy discovered by William Herschel on the 21st September 1786.
http://astronomy.activeboard.com/t58600532/ngc-704/

NGC 705 is a spiral galaxy discovered by William Herschel on the 21st September 1786.
http://astronomy.activeboard.com/t58600517/ngc-705/

NGC 708 is an elliptical galaxy discovered by William Herschel on the 21st September 1786.
http://astronomy.activeboard.com/t58600505/ngc-708/

NGC 949 was first discovered by Sir William Herschel on September 21, 1786
http://astronomy.activeboard.com/t60164966/ngc-949/

NGC 7086 is an open star cluster discovered by William Herschel on the 21st September 1788.
http://astronomy.activeboard.com/t58600479/ngc-7086/

NGC 7095 is a spiral galaxy discovered by John Herschel on the 21st September 1837. 
http://astronomy.activeboard.com/t58600465/ngc-7095/

NGC 7611 is a barred spiral galaxy discovered by Heinrich Louis d'Arrest on the 21st September 1862.
http://astronomy.activeboard.com/t58600411/ngc-7611/

NGC 7687 is a spiral galaxy discovered by Heinrich Louis d'Arrest on the 21st September 1862.
http://astronomy.activeboard.com/t58600383/ngc-7687/



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A total solar eclipse occurred on September 21, 1922.
http://astronomy.activeboard.com/t50880649/total-solar-eclipse-september-21-1922/

The Oppau explosion occurred on September 21, 1921
http://astronomy.activeboard.com/t45099816/the-oppau-explosion/

The Battle of Arnemuiden is a naval battle fought on 23 September 1338
http://en.wikipedia.org/wiki/Battle_of_Arnemuiden

Mururoa atoll was officially established as a french nuclear test site on September 21, 1962
http://en.wikipedia.org/wiki/Moruroa

The Galileo spacecraft impacted planet Jupiter on September 21, 2003
http://en.wikipedia.org/wiki/Galileo_probe#End_of_mission_and_deorbit

On September 21, 2001, a Taurus XL rocket failed during launch.
http://www.theozonehole.com/quicktoms.htm

Deep Space 1 flyby of Comet Borrelly in 2001.
http://astronomy.activeboard.com/t45744692/deep-space-1/

Mariner 10 flew by Mercury again on September 21, 1974
http://en.wikipedia.org/wiki/Mariner_10#Second_Mercury_flyby

The first flight of the XB-70 Valkyrie was on the 21st September 1964
http://en.wikipedia.org/wiki/XB-70_Valkyrie

The first flight of the B-29 Superfortress was on the 21st September 1942
http://en.wikipedia.org/wiki/B-29_Superfortress

On 21 September 1926, René Fonck crashed on takeoff for the transatlantic Orteig Prize
http://en.wikipedia.org/wiki/Rene_Fonck#After_the_war



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People

Max Immelmann (21 September 1890 - 18 June 1916) was a World War I flying ace
http://en.wikipedia.org/wiki/Max_Immelmann

Bjarni V. Tryggvason (September 21, 1945) is an Icelandic-born former NRC/CSA astronaut
http://en.wikipedia.org/wiki/Bjarni_Tryggvason

Richard James Hieb (September 21, 1955) is a former NASA astronaut
http://en.wikipedia.org/wiki/Richard_Hieb

John William Gofman (September 21, 1918 - August 15, 2007) was an American scientist
http://en.wikipedia.org/wiki/John_Gofman

Phyllis Nicolson (21 September 1917 - 6 October 1968) was a British mathematician
http://en.wikipedia.org/wiki/Phyllis_Nicolson

Heike Kamerlingh Onnes (21 September 1853 - 21 February 1926) was a Dutch physicist
http://en.wikipedia.org/wiki/Heike_Kamerlingh_Onnes

Donald Arthur Glaser (born September 21, 1926 - February 28, 2013) was  an American physicist
http://astronomy.activeboard.com/t45099644/donald-arthur-glaser/

Arthur Edwin Covington (21 September 1913 - 17 March 2001) was a Canadian physicist
http://en.wikipedia.org/wiki/Arthur_Covington

John Loudon McAdam (21 September 1756 - 26 November 1836) was a Scottish engineer
http://en.wikipedia.org/wiki/John_MacAdam

Arthur Rambaut (21 September 1859 - 14 October 1923) was an Irish astronomer
http://www.nature.com/nature/journal/v112/n2817/abs/112628b0.html

Bernhard Dawson (September 21, 1890 - June 18, 1960) was a U.S.-born Argentine astronomer
http://en.wikipedia.org/wiki/Bernhard_Dawson

Christian Ludwig Ideler (21 September 1766 - 10 August 1846) was a German chronologist
http://en.wikipedia.org/wiki/Christian_Ludwig_Ideler

Girolamo Savonarola (1452-1498) was an Italian Dominican friar
http://en.wikipedia.org/wiki/Girolamo_Savonarola

Gustav Theodore Holst (21 September 1874 - 25 May 1934) was an English composer
http://en.wikipedia.org/wiki/Gustav_Holst

Herbert George "H. G." Wells (21 September 1866 - 13 August 1946) was an English writer
http://en.wikipedia.org/wiki/H._G._Wells



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The Hobbit was published on 21 September 1937
http://astronomy.activeboard.com/t45099650/the-hobbit/



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Asteroid (149) Medusa was discovered on September 21, 1875
http://en.wikipedia.org/wiki/149_Medusa

Asteroid (269) Justitia was discovered by Johann Palisa on September 21, 1887 in Vienna.
https://en.wikipedia.org/wiki/269_Justitia

Comet C/2012 S1 ISON or Comet NevskiNovichonok, was discovered on 21 September 2012
http://en.wikipedia.org/wiki/C/2012_S1

The Great Fireball of 21st September 2012
http://www.bbc.co.uk/news/uk-19683687



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Meteorites

The Muddoor (L5) meteorite fell in Karnataka, India, on the 21st September 1865.
http://astronomy.activeboard.com/t45099869/muddoor-meteorite/

The Rio Negro (L4) meteorite fell in Parana, Brazil, on the 21st September 1934.
http://astronomy.activeboard.com/t45099876/rio-negro-meteorite/

The Beddgelert (H5) meteorite fell in Wales, UK, on the 21st September 1949.
http://astronomy.activeboard.com/t30956406/beddgelert-meteorite/

The Akaba (L6) meteorite fell in Ma'an, Jordan, on the 21st September 1949.
http://astronomy.activeboard.com/t45099892/akaba-meteorite/



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