Russian spacecraft Vega 2 landed on Venus.
The Vega 2 was a mission to explore both Venus and Halley’s Comet.
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The shuttle Atlantis and the Russian space station Mir joined, forming the largest artificial satellite to orbit the earth.
Syncom 2, the world's first geosynchronous communications satellite is launched.
Pioneer Venus Orbiter, or Pioneer 12, sent its last transmission as it fell from its orbit around Venus.
After seven months of travel, the Mars Reconnaissance Orbiter arrived safely to Mars.
The crew of Soviet spacecraft 'Soyuz 11' dies after the loss of air supply.
