What is the altitude at which NASA defines outer space?
50 miles
62 miles
75 miles
100 miles
Answer
NASA defines outer space as beginning at an altitude of 50 miles (80.5 kilometers) above Earth. This definition was used when Richard Branson and three other employees traveled on a Virgin Galactic flight in July 2021, marking the first time a spaceflight company founder traveled on his own ship into outer space.
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