CAPE CANAVERAL, Fla. -- Apollo 13's astronauts never gave a thought to their mission number as they blasted off for the moon 50 years ago. Even when their oxygen tank ruptured two days later -- on ...
Humans first visited the Moon in 1969. The last time we went was 1972, over 50 years ago. Back then, astronauts in the Apollo program made their journeys in spacecraft that relied on remarkably basic ...
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