Question

how many US astronauts have gone to space ? ​

Answer 1

Answer:

Of those 568, three people only reached a sub-orbital flight, 565 people reached Earth orbit, 24 traveled beyond low Earth orbit and 12 walked on the Moon. Space travelers have spent over 29,000 person-days (or a cumulative total of over 77 years) in space including over 100 person-days of spacewalks.

Answer 2

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