The Awa Dance Festival is held from 12 to 15 August http://en.wikipedia.org/wiki/Awa_Dance_FestivalThe last specimen of quagga (Equus quagga quagga) in captivity died on August 12, 1883. http://astronomy.activeboard.com/t44392571/equus-quagga-quagga/
IBM model number 5150 was released on August 12, 1981.http://astronomy.activeboard.com/t44392756/ibm-pc/Operation Hardtack I Orange nuclear test on August 12, 1958http://en.wikipedia.org/wiki/Hardtack_OrangeRDS-6s Soviet thermonuclear weapon test on August 12, 1953http://astronomy.activeboard.com/t44392681/rds-6s-soviet-thermonuclear-weapon-test/K-141 Kursk nuclear-powered submarine sank in the Barents Sea on August 12, 2000. http://astronomy.activeboard.com/t44392741/k-141-kursk-submarine/
On 12 August 1941, the first Air Corps rocket-assist takeoff was made by a Wright Field test pilothttp://en.wikipedia.org/wiki/Ercoupe#MilitaryEcho 1A, the first communication satellite, was launched in 1960.http://astronomy.activeboard.com/t30006942/echo-i/Vostok 4 launched on August 12, 1962http://en.wikipedia.org/wiki/Vostok_4Kosmos 434 (Soviet LK Lander) was launched on August 12, 1971http://en.wikipedia.org/wiki/Cosmos_434Kosmos 672 was launched on August 12, 1974http://en.wikipedia.org/wiki/Cosmos_672The High Energy Astronomy Observatory 1 (HEAO 1) was launched in 1977.http://astronomy.activeboard.com/t44392529/high-energy-astronomy-observatory-1/The first free flight of the Space Shuttle Enterprise took place on August 12, 1977.http://astronomy.activeboard.com/t41244595/space-shuttle-enterprise/The International Cometary Explorer (ICE) spacecraft was launched August 12, 1978 http://en.wikipedia.org/wiki/Isee_3
Charles Eldon Brady, Jr. (August 12, 1951 - July 23, 2006) was an American physician and a NASA astronauthttp://en.wikipedia.org/wiki/Charles_E._Brady,_Jr.Cleopatra VII Philopator (Late 69 BC - August 12, 30 BC) was the last Pharaoh of Ancient Egypt.http://astronomy.activeboard.com/t8043269/cleopatra/Metacomet (ca. 1639 - August 12, 1676) was a war chief or sachem of the Wampanoag Indianshttp://en.wikipedia.org/wiki/MetacometJean Cabannes (August 12, 1885 -October 31, 1959) was a French physicist specialising in optics.http://en.wikipedia.org/wiki/Jean_CabannesVikram Ambalal Sarabhai (12 August 1919 - 31 December 1971) was an Indian physicist.http://astronomy.activeboard.com/t44424232/vikram-ambalal-sarabhai-1919-1971/Erwin Rudolf Josef Alexander Schrödinger (12 August 1887 - 4 January 1961) was a physicist and theoretical biologist http://en.wikipedia.org/wiki/Erwin_Schr%C3%B6dingerEleanor Margaret Burbidge (née Peachey) (born August 12, 1919) is a British-born American astrophysicist.http://en.wikipedia.org/wiki/Margaret_Burbidge
Otto Rudolf Martin Brendel (12 August 1862 6 September 1939) was a German astronomer.https://en.wikipedia.org/wiki/Martin_BrendelOtto Struve (August 12, 1897 - April 6, 1963) was a Russian-American astronomer of Baltic German ethnicity. http://en.wikipedia.org/wiki/Otto_Struve
*Placearker
NGC 220 was independently discovered by British astronomer John Herschel on the 12th August 1834. http://astronomy.activeboard.com/t58296754/ngc-220/
NGC 299 was discovered by John Herschel on the 12th August 1834.http://astronomy.activeboard.com/t62853252/ngc-299/NGC 710 was discovered by German astronomer Heinrich Louis d'Arrest on the 12th August 1863.http://astronomy.activeboard.com/t58296747/ngc-710/NGC 2591 was discovered by German astronomer Heinrich Louis d'Arrest on the 12th August 1866.http://astronomy.activeboard.com/t58296743/ngc-2591/NGC 6962 was discovered by German-British astronomer William Herschel on the 12th August 1785.http://astronomy.activeboard.com/t58296741/ngc-6962/NGC 6963 was discovered by French astronomer Camille Guillaume Bigourdan on the 12th August 1885.http://astronomy.activeboard.com/t58296734/ngc-6963/NGC 6964 was discovered by German-British astronomer William Herschel on the 12th August 1785.http://astronomy.activeboard.com/t58296727/ngc-6964/NGC 7722 was discovered by German astronomer Heinrich Louis d'Arrest on the 12th August 1864.http://astronomy.activeboard.com/t58296723/ngc-7722/
The superjovian planet 11 Ursae Minoris b was detected by radial velocity method on August 12, 2009http://en.wikipedia.org/wiki/11_Ursae_Minoris_bAstronomer Asaph Hall discovered the martian moon Deimos on 12 August 1877http://en.wikipedia.org/wiki/Deimos_(moon)Cassini mosaic of Saturn's rings on August 12, 2009, a day after equinox http://en.wikipedia.org/wiki/Rings_of_Saturn#mediaviewer/File:Saturn,_its_rings,_and_a_few_of_its_moons.jpgAsteroid (227) Philosophia was discovered by the French astronomer Paul-Pierre Henry on August 12, 1882, in Parishttp://en.wikipedia.org/wiki/227_PhilosophiaAsteroid (234) Barbara was discovered by C. H. F. Peters on August 12, 1883 in Clinton, New York. http://en.wikipedia.org/wiki/234_Barbara
On August 12-13th of 1883, Mexican astronomer José Bonilla observed 447 bodies cross the solar dischttp://astronomy.activeboard.com/t45553299/1883-fragmented-comet/The Winter When the Stars Fellhttp://astronomy.activeboard.com/t3612730/perseid-meteor-shower/The Bolton Meteorite was found in the backyard of a house on High Street, Bolton, on August 12th 1928.http://astronomy.activeboard.com/t44392423/bolton-meteorite/
MeteoritesOn August 12, 1865 a meteorite was observed falling in Clonoulty, about 5 km north of Dundrum Village.http://astronomy.activeboard.com/t44392375/dundrum-h5-meteorite/