In ancient Roman religion, the Lucaria was a festival of the grove (Latin lucus) held July 19 and 21.http://en.wikipedia.org/wiki/Lucaria
On July 19, 2013 the results from the T2K experiment confirmed the Neutrino oscillation theoryhttp://en.wikipedia.org/wiki/Neutrino_oscillation#Theory
The Battle of Fromelles occurred in France between 19 and 20 July 1916, during World War Ihttp://astronomy.activeboard.com/t50076066/the-battle-of-fromelles/A magnitude ~5.2 struck Swansea, Wales, on 19 July 1727 http://www.earthquakes.bgs.ac.uk/earthquakes/UKhistoric/17270719040000.html#page=summaryThe 1984 Lln Peninsula earthquake struck the Lln Peninsula in Gwynedd, north-west Wales on 19 July 1984. http://en.wikipedia.org/wiki/1984_Ll%C5%B7n_Peninsula_earthquakeThe "John" shot, on 19 July 1957, was the first test firing of a nuclear-tipped air-to-air rockethttp://en.wikipedia.org/wiki/Nevada_Test_Site#Area_10
The Mary Rose sank in the Solent in 1545http://en.wikipedia.org/wiki/Mary_RoseSS Great Britain was launched on the 19 July 1843http://astronomy.activeboard.com/t43973173/ss-great-britain/
The T-7A/S1 sounding rocket transporting eight white mice was launched on July 19, 1964http://en.wikipedia.org/wiki/Base_603#HistoryExplorer 35 (IMP-E)was launched on the 19 July 1967 - Lunar orbiterhttp://en.wikipedia.org/wiki/Explorer_35On this day, in 1969, Apollo 11 went into Moon orbit.
Roy Dubard Bridges, Jr. (born July 19, 1943, in Atlanta, Georgia) is an American aviatorhttp://en.wikipedia.org/wiki/Roy_D._Bridges,_Jr.Scott David Tingle (born July 19, 1965) is a current NASA Astronauthttp://en.wikipedia.org/wiki/Scott_D._Tingle
Private John Henry Parr (19 July 1897 - 21 August 1914) was a British soldier. http://astronomy.activeboard.com/t60562311/private-john-henry-parr-1897-1914/Rosalyn Sussman Yalow (July 19, 1921 - May 30, 2011) was an American medical physicist,http://en.wikipedia.org/wiki/Rosalyn_YalowDr. Jayant Vishnu Narlikar (born July 19, 1938) is an Indian astrophysicist.http://en.wikipedia.org/wiki/Jayant_NarlikarBrian Harold May (born 19 July 1947) is an English musician and astrophysicisthttp://en.wikipedia.org/wiki/Brian_MayProfessor Dame Carole Jordan (born 19 July 1941) was the first ever female president of the Royal Astronomical Societyhttp://en.wikipedia.org/wiki/Carole_Jordan
Fiammetta Wilson (July 19, 1864 - July 21, 1920) was a British astronomer elected a fellow of the Royal Astronomical Society in 1916.https://en.wikipedia.org/wiki/Fiammetta_WilsonHilmar Willi Duerbeck (born 19 July 1948, died 5 January 2012) was a German astronomerhttp://en.wikipedia.org/wiki/Hilmar_Duerbeck
Kepler's Platonic solid model: Johannes Kepler claimed to have had an epiphany on July 19, 1595http://en.wikipedia.org/wiki/Johannes_Kepler#Mysterium_Cosmographicum
NGC 6775 was discovered by British astronomer John Herschel on the 19th July 1828. http://astronomy.activeboard.com/t58099476/ngc-6775/NGC 6830 was discovered by German-British astronomer William Herschel on the 19th July 1784.http://astronomy.activeboard.com/t58099468/ngc-6830/NGC 6892 was discovered by German-Danish astronomer Heinrich Louis d'Arrest on the 19th July 1865.http://astronomy.activeboard.com/t58099460/ngc-6892/
Amateur astronomer Anthony Wesley discovered the 2009 Jupiter impact event on 19 July 2009http://astronomy.activeboard.com/t29499354/jupiter-black-spot/Asteroid (226) Weringia was discovered by Johann Palisa on July 19, 1882.http://en.wikipedia.org/wiki/226_WeringiaAsteroid (639) Latona was discovered by German astronomer Karl Julius Lohnert on July 19, 1907 at Heidelberg.http://en.wikipedia.org/wiki/639_Latona
MeteoritesThe Menziswyl (L5) meteorite fell in Fribourg, Switzerland, in July 1903.http://astronomy.activeboard.com/t58098830/menziswyl-meteorite/The Holbrook (L/LL6 chondrite) meteorite fell in Arizona, USA, on the 19th July 1912.http://astronomy.activeboard.com/t26961015/holbrook-meteorites/The Palinshih (Iron) meteorite fell in Nei Mongol, China, in July 1914.http://astronomy.activeboard.com/t58098729/palinshih-meteorite/The Silistra (Achondrite, ungrouped) meteorite fell near Razgrad, Bulgaria, at 7:00 am on July 19, 1917. http://astronomy.activeboard.com/t58098492/silistra-meteorite/The Rewari (L6 chondrite) meteorite fell in Haryana, India, in July 1929.http://astronomy.activeboard.com/t58098616/rewari-meteorite/The Çanakkale (L6) meteorite fell in Canakkale, Turkey, in July 1964.http://astronomy.activeboard.com/t58099032/anakkale-l6-meteorite/