On April 7, 1983, astronauts took the first spacewalk outside of a space shuttle during mission STS-6. This was the maiden ...
NASA's Artemis II mission will launch with SLS rocket engines that have flown multiple times on past space shuttle missions.
Flying more missions than any other shuttle, Discovery carried out every type of mission NASA had to offer, spending a total of 365 days in space, and checking off many firsts in spaceflight. Usage ...
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