August 27, 1962
The Mariner spacecraft were unmanned at launch.
Febuary 24, 1969
The Mariner 2 space craft was sent to Venus.
They were the Mariner 1 and Mariner 2 spacecrafts.
The space mission, the mariner 2 was first launched in 1962
It was launched in November the 3rd,1973 and it was going to Mercury.
Mariner 2
Mariner 3 was launched on November 5, 1964. However, the mission was not successful due to a rocket malfunction, causing the spacecraft to eventually miss its intended trajectory to Mars.
The Mariner 2 spacecraft inspected Venus in late 1962.
The mariner spacecraft explored Mercury, Mars, and Venus. The first successful space probe and first spacecraft visit to a planet was Mariner 2.
the name of the first spacecraft to first observe venus was venera 3. The year it observed venus 1962.
There were more than one spacecrafts that explored (or attempted to explore) Venus in 1962. Namely, Mariner 1 (US), Sputnik 19 (USSR), Mariner 2 (US), Sputnik 20 (USSR) and Sputnik 21 (USSR). http://www.mentallandscape.com/V_VenusMissions.htm http://nssdc.gsfc.nasa.gov/planetary/chronology_venus.html https://ssl.catalog.com/~ultimax.com/resource/venus.html http://www.friends-partners.org/partners/mwade/lvs/mola8k78.htm