Oct. 1, 2007
Earlier this year, Comet Encke was passing a little too close to the Sun when a coronal mass ejection (CME) hit the comet and ripped off its tail. NASA's STEREO spacecraft was watching and recorded a must-see movie featured in today's story.
Sept. 28, 2007
Researchers from the Marshall Space Flight Center have built a new "lunar impact" observatory in rural north Georgia. They're using it for their own cutting edge research and sharing the facility with local middle- and high-school students.
Sept. 27, 2007
NASA's Dawn spacecraft has left Earth on a mission to explore the giant AsteroidsCeres and Vesta. Today's Science@NASA story explains the scientific reasons for making the trip.
Sept. 26, 2007
Two years ago, NASA's Deep Impact spacecraft blasted a hole in Comet Tempel 1, offering researchers their first look inside a comet. One small problem: The cloud of debris was so thick no one could clearly see the crater. But now the dust has cleared and another NASA spacecraft is returning to the scene to examine the hole Deep Impact wrought.
Sept. 21, 2007
NASA's Mars orbiters have spotted "skylights" apparently leading to cavernous underground spaces on Mars. The discovery is fueling interest in potential underground habitats and sparking searches for caverns elsewhere on the Red Planet.
Sept. 18, 2007
Last week scientists converged on the Living With a Star workshop to share the latest research in solar physics. At one point, nearly 200 participants sat slack-jawed as they watched a new movie recorded by Japan's Hinode spacecraft showing a sunspot emerging from the depths of the sun.
Sept. 14, 2007
NASA's adventurous Discovery program--responsible for the first rover on another planet, the first landing on an asteroid, the first samples of a comet returned to Earth and much more--is about to get even better.
Sept. 7, 2007
Astronomers at NASA's Marshall Space Flight Center are testing a strangely-shaped mirror that will allow them to explore the Universe using super-energetic X-rays.
Aug. 31, 2007
A tough, pesky molecule possibly key to the Originsof life on Earth has been spotted in deep space surviving the ferocious blastwave of a supernova explosion.
Aug. 27, 2007
On Tuesday morning, Aug. 28th, a team of astronomers and engineers at the Marshall Space Flight Center will attempt something never done before--to observe meteoroids hitting The Moonand exploding during a lunar eclipse.