As public interest shifted to the Vietnam War and economic concerns, the government dramatically cut funding for the missions, leading to the cancellation of Apollo 18, 19, and 20. Once NASA had ...

Though NASA expected their complicated machines would ... using the Lunar Module as a lifeboat of sorts. By that time, Apollo 20 had already been cancelled for budgetary reasons.

Those Apollo-era layoffs at NASA occurred “when we were winding down a moon program,” Planetary Society chief of space policy Casey Dreier told CNN. “But we’re actively spinning one up ...

Astronaut Edgar Dean Mitchell's experience in space led him to found the Institute of Noetic Sciences, which explores the science behind psychic and spiritual phenomena.

NASA's most remarkable achievements include launching Explorer 1 in 1958, the 1969 Apollo 11 moon landing, and the Hubble Space Telescope's universe r ...