The International Space Station will be visible over much of South-Central Pennsylvania Tuesday night. Video above: Headlines ...

On Aug. 23, 1966, NASA's Lunar Orbiter 1 sent back the first photo of Earth from the moon. It showed a grainy crescent Earth ...

"The planet gets in the way from the point of view of any one spacecraft, so we had to spread them around the planet to look ...

Masursky, Harold, Colton, G. W., and El-Baz, Farouk. 1978. Apollo Over the Moon: A View from Orbit, NASA SP-362. Washington, D.C: NASA Scientific and Technical ...

This long-exposure image from the International Space Station shows the growing tension between celestial beauty and human expansion into space.

NASA’s Perseverance Rover spent three years exploring the floor of Jezero Crater, located just north of the Martian equator.