1977 Event High Energy Astronomy Observatory 1 launched into Earth orbit 1975 Event Small Astronomy Satellite Explorer 53 launched to study X-rays 1973 Event NASA launches Radio Astronomy Explorer 49 into lunar orbit 1972 Event Small Astronomy Satellite Explorer 48 launched to study gamma rays 1972 Event U.S. orbiting astronomy observatory Copernicus launched 1970 Event Small Astronomy Satellite Explorer 42 launched to study X-rays 1968 Event Radio astronomy satellite Explorer 38 launched (o 450 m) 1962 Event U.S. National Radio Astronomy Obs gets a 300' (91m) radio telescope 1962 Event Launch of OSO 1, 1st astronomy satellite (solar flare data) 1960 Event Project Ozma begins at Green Bank radio astronomy center 1939 Birthday George William Reed, astronomy writer/cartoonist, Dark Sky Legacy 1923 Birthday Patrick Moore, born in England, astronomer and writer, A-Z of Astronomy 1843 Death Caroline Herschel, "1st lady of astronomy", dies at 98 in Germany 1842 Birthday Camille Flammarion, Mars researcher and popularizer of astronomy 1560 Event Tycho Brahe becomes interested in astronomy
