Add Yahoo as a preferred source to see more of our stories on Google. On Sept. 14, 1966, NASA's Gemini 11 mission set an all-time spaceflight altitude record when two astronauts reached an orbit of ...
On Sept. 14, 1966, NASA's Gemini 11 mission set an all-time spaceflight altitude record when two astronauts reached an orbit of 850 miles above the Earth. This remains the highest altitude ever ...
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