STS 44 Atlantis 10 was launched into space.
It was the US’s 7th spacecraft launch.
Source
The People's Republic of China launched Shenzhou 1, the first uncrewed Shenzhou spacecraft.
The mapping of Mars' surface began.
The US Air Force launched the Discoverer 1 reconnaissance satellite.
Landsat 1 launched.
NASA launched the Gemini program's tenth and final crewed spacecraft, Gemini 12.