World UFO Day is a day in which individuals and groups are encouraged to gather together to watch the skieshttp://en.wikipedia.org/wiki/World_UFO_Day
The Birla Planetarium, Kolkata, was inaugurated on 2 July 1963http://en.wikipedia.org/wiki/Birla_Planetarium,_Kolkata
The Manhattan Project's hemispheres for the first plutonium pit (or core) were produced on 2 July 1945http://en.wikipedia.org/wiki/Manhattan_ProjectA nuclear test code named Aldebaran was conducted on July 2, 1966. http://astronomy.activeboard.com/t49840146/aldebaran-nuclear-test/
The first Zeppelin flight occurred on 2 July 1900 over Lake Constancehttp://astronomy.activeboard.com/t7809853/graf-zeppelin/The TIROS-10 (OT-1) satellite was launched on July 2, 1965http://en.wikipedia.org/wiki/Television_Infrared_Observation_SatelliteThe SAR-Lupe 2 satellite was launched on July 2, 2007http://en.wikipedia.org/wiki/SAR-Lupe_2The Giotto spacecraft was launched on the 2nd July 1985http://astronomy.activeboard.com/t24400036/giotto-mission/
The Orbiting Carbon Observatory-2 satellite was launched on 2 July 2014https://en.wikipedia.org/wiki/Orbiting_Carbon_Observatory_2
Soviet space dog Otvazhnaya ("Brave One") made a flight on 2 July 1959http://en.wikipedia.org/wiki/Soviet_space_dogs#Otvazhnaya_and_Snezhinka
Amelia Earhart and navigator Fred Noonan disappeared over the Pacific Ocean on July 2, 1937http://en.wikipedia.org/wiki/Amelia_Earhart
Linda Maxine Godwin Ph.D. (born July 2, 1952) is an American scientist and retired NASA astronaut.http://en.wikipedia.org/wiki/Linda_Maxine_GodwinMajor general Georgi Ivanov Kakalov (July 2, 1940) is a retired military officer and the first Bulgarian cosmonaut.http://en.wikipedia.org/wiki/Georgi_IvanovPedro Paulet Mostajo (July 2, 1874 - 1945) was a Peruvian scientist.http://en.wikipedia.org/wiki/Pedro_PauletIven Carl "Kinch" Kincheloe, Jr. (July 2, 1928 - July 26, 1958) was an American test pilothttp://en.wikipedia.org/wiki/Iven_Carl_KincheloeHans-Ulrich Rudel (2 July 1916 - 18 December 1982) was a Stuka dive-bomber pilot during World War II http://astronomy.activeboard.com/t49840088/hans-ulrich-rudel-1916-1982/
Lutz D. Schmadel (July 2, 1942 in Berlin - October 21, 2016) was a German astronomer https://en.wikipedia.org/wiki/Lutz_D._SchmadelHans Albrecht Bethe (July 2, 1906 - March 6, 2005) was a German-American nuclear physicisthttp://en.wikipedia.org/wiki/Hans_BetheSir William Henry Bragg (2 July 1862 - 10 March 1942) was a British physicisthttp://en.wikipedia.org/wiki/William_Henry_Bragg
Independence Day is a 1996 American military science fiction film about an alien invasion of Earth. http://en.wikipedia.org/wiki/Independence_Day_(1996_film)Mars et Avril (aka Mars & Avril or March and April) is a Canadian science fiction filmhttp://en.wikipedia.org/wiki/Mars_et_Avril
NGC 6085 was discovered by German astronomer Albert Marth on the 2nd July 1864.http://astronomy.activeboard.com/t57969337/ngc-6085/NGC 6427 was discovered by German astronomer Albert Marth on the 2nd July 1864. http://astronomy.activeboard.com/t57969331/ngc-6427/NGC 6458 was discovered by German astronomer Albert Marth on the 2nd July 1864.http://astronomy.activeboard.com/t57969319/ngc-6458/NGC 6669 was discovered by German astronomer Albert Marth on the 2nd July 1864.http://astronomy.activeboard.com/t57969305/ngc-6669/NGC 6680 was discovered by German astronomer Albert Marth on the 2nd July 1864.http://astronomy.activeboard.com/t57969298/ngc-6680/NGC 6697 was discovered by German astronomer Albert Marth on the 2nd July 1864.http://astronomy.activeboard.com/t57969295/ngc-6697/NGC 7529 was discovered by German astronomer Ernst Wilhelm Leberecht Tempel on the 2nd July 1880.http://astronomy.activeboard.com/t57969288/ngc-7529/
The Vela 4 satellite detected the first gamma-ray burst (GRB 670702) on July 2, 1967http://astronomy.activeboard.com/t54224336/grb-670702/
MeteoritesThe Washougal (Howardite) meteorite fell in Washington, USA, on the 2nd July, 1939.http://astronomy.activeboard.com/t43700132/washougal-meteorite/The Akwanga (H chondrite) meteorite fell in Plateau, Nigeria, on the 2nd July, 1959.http://astronomy.activeboard.com/t43700121/akwanga-meteorite/The Qidong (L/LL5 chondrite) meteorite fell in Jiangsu, China, on the 2nd July, 1982.http://astronomy.activeboard.com/t43700047/qidong-meteorite/The Magombedze (H3-5 chondrite) meteorite fell in Masvingo, Zimbabwe, on the 2nd July, 1990.http://astronomy.activeboard.com/t43700138/magombedze-meteorite/The Chergach meteorite fell on 2 or 3 July 2007, southwest of El Mokhtar, Erg Chech, Timbuktu district, Mali. http://astronomy.activeboard.com/t54233207/chergach-meteorite/