Eight days after launching the seven ton Sputnik 8, at 00:34:36 UTC on 12 February 1961, the U.S.S.R. used the orbiting satellite as a launch platform from which to fire a rocket carrying the interplanetary space probe, Venera 1, towards the planet Venus. Contact with the Venera 1 satellite was lost after it came within within 100,000 km of the planet Venus. It is believed to still be in orbit around the Sun. Read more
On May 19,1961, the Venera 1 spacecraft passed within 100,000 km of the planet Venus.
On February 12, 1961, 00:34:36 UTC, the first planetary probe was launched to Venus by the Soviet Union. The Venus-1 Automatic Interplanetary Station, or Venera 1, was a 643.5 kg probe consisting of a cylindrical body 1.05 meter in diameter topped by a dome, totalling 2.035 meters in height. Read more