Nuclear reactors on rockets may fuel future crewed trips to Mars

NASA’s push to develop a rocket engine powered by a nuclear reactor could create a faster,…

Nuclear reactors on rockets may fuel future crewed trips to Mars

NASA’s push to develop a rocket engine powered by a nuclear reactor could create a faster,…

Moon Rise From the Space Station

From his vantage point aboard the International Space Station, NASA astronaut Randy Bresnik pointed his camera…

Prometheus and the Ghostly F Ring

The thin sliver of Saturn's moon Prometheus lurks near ghostly structures in Saturn's narrow F ring…

NASA’s Solar Dynamics Observatory Watches a Sunspot

On July 5, 2017, NASA’s Solar Dynamics Observatory watched an active region — an area of…

Eclipse for Everyone: NASA Develops Solar Eclipse Braille Book

On Monday, August 21, 2017, all of North America will be in the path of a…

NASA Highlights Science on Next Space Station Resupply Mission

NASA will host a media teleconference at noon EDT Tuesday, Aug. 8, to discuss select science…

Giant loner asteroids suggest baby planets formed quickly

The oldest intact asteroids hint that planets didn’t grow by slowly gathering small space rocks, but…

Giant loner asteroids suggest baby planets formed quickly

The oldest intact asteroids hint that planets didn’t grow by slowly gathering small space rocks, but…

A Look Inside the Space Station’s Expandable BEAM Module

NASA astronaut Randy Bresnik looks through the hatch of the International Space Station's Bigelow Expandable Aerospace…