June 6th in Astronomy and Space Science
![]() | 1761 | Russian astronomer Mikhail Lomonosov, of the University of St. Petersburg, discovers that Venus has an atmosphere during a transit of the planet across the Sun. |
![]() | 1983 | USSR launches the Venera 16 space probe. It goes into orbit around Venus on 14 October 1983, conducts radar mapping of the surface and compiles a detailed temperature map of the northern hemisphere. |