July 20, 1969: Lunar landing of Apollo 11

#OTD in 1994, the launch of Columbia on the STS-62 microgravity research mission

#OTD in 1989, Discovery launched a new Tracking and Data Relay Satellite

The Soyuz MS-01 capsule safely returns to Earth, bringing back Expedition 49 commander Anatoly Ivanishin of the Russian Federal Space Agency, NASA astronaut Kate Rubins and Takuya Onishi of the Japan Aerospace Exploration Agency after a 115-day mission that spanned 48.6 million miles to the International Space Station.