Earth's Moon: Formation, Composition and Orbit
Scientists say a giant impact knocked off the raw ingredients for the moon off the primitive molten Earth and into orbit.
Amateur astrophotographer Bruce Brown of Canton, Miss., captured this spectacular image of moonrise.
The REAL Space Act would help safeguard American leadership in space, its sponsors say.
The mission is in its early stages, but some details are already emerging.
A look at NASA's Asteroid Initiative, which aims to park a space rock near the moon.
NWA 7325 may be too old to have plausibly come from the solar system's innermost planet.
The money should jump-start an ambitious program to send astronauts to a space rock in 2021.
Night sky photographer Tamas Ladanyi of The World at Night captured this stunning view over the historic city of Pécs, Hungary.
The Skylab II outpost would be a modified hydrogen tank from NASA's Space Launch System rocket.
Photographer Sebastian Saarloos captured this amazing view of 'moondogs' in the Alaska night sky.
A new interpretation of radiometric dating on the asteroid Vesta shows that rocks smashed into the surface at higher speeds during the early solar system.
Easter falls on the first Sunday following the "Worm Moon."
Photographer VegaStar Carpentier captured this dazzling view of the moon and Jupiter on March 17, 2013.
Photographer Greg Gibbs captured this stunning photo of an airplane cruising in front of the moon and Jupiter.
Private companies and nonprofit organizations are planning deep space missions to the moon, asteroids and even Mars.
The engines will be cleaned up and put on public display.
Jeff Bezos' yearlong quest has been a success.
NASA's Lunar Reconnaissance Orbiter has photographed the tiny craters made by the Grail moon probes.