What U.S. Air Force program — designed to put a man in outer space before the Soviet Union — was cancelled in 1958 and replaced with Project Mercury?

What U.S. Air Force program — designed to put a man in outer space before the Soviet Union — was cancelled in 1958 and replaced with Project Mercury?

Reach for the Stars
Man in Space Soonest
Cosmic Seeker
New Millennium
Project Prometheus

Answer: The correct answer is Man in Space Soonest.

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