Cosmonaut Alexey Leonov made the first spacewalk when he left his Voskhod 2 spacecraft.
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Space welcomed its first tourist from Earth.
Voyager 1 passed Pioneer 10 to become the most distant human-made object in space.
Israel launched its first satellite, Ofek-1, from the Palmachim Air Base.
Apollo 11 landed on the Moon with astronauts Neil Armstrong, Buzz Aldrin, and Michael Collins.
The first crew arrived at the International Space Station onboard a Soyuz spacecraft.
