Three Russian cosmonauts returned from space after spending a record time of 237 days in orbit.
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Space probe Osiris-Rex by NASA was launched to collect rock samples from the Bennu asteroid.
The first US woman in space, Sally Ride, died from pancreatic cancer at the age of 61.
The world's first person visited space.
The Soviet Union launched its second reconnaissance satellite, Kosmos 4.
Three astronauts, Richard J. Hieb, Thomas D. Akers, and Pierre J. Thuot, simultaneously walked in space for the first time.
