NASA''s Soil Moisture Active Passive Mission: Gallery
NASA''s Soil Moisture Active Passive mission will measure the soil moisture on Earth.
WEBCAST REPLAYS: NASA Webcast of Asteroid 2004 BL86 Flyby
NASA''s Marshall Space Flight Center will host a live webcast tonight (Jan. 26) of the asteroid 2004 BL86 flyby of Earth. The webcast will begin at 11 pm ET and end at 1 am. Watch it here.
Mars Reconnaissance Orbiter: Mapping Mars in High Definition
The orbiter has been snapping pictures of the Red Planet since 2006.
Does Humanity''s Destiny Lie in Interstellar Space Travel? (Op-Ed)
Will humanity ever escape this solar system?
Eris: The Dwarf Planet That is Pluto''s Twin
Eris, a distant world whose discovery led to Pluto''s demotion to dwarf planet, was once proposed as the solar system''s 10th planet.
Big Earth-Buzzing Asteroid Has Its Own Moon (Photo, Video)
Asteroid 2004 BL86 cruised within 745,000 miles (1.2 million kilometers) of Earth Monday morning - about 3 times the distance between our planet and the moon. And the space rock wasn''t alone.
SpaceX''s Elon Musk Guest Stars in Spacey ''Simpsons'' Episode
In the newest episode of the long-running cartoon TV show, SpaceX founder Elon Musk is "quietly" traveling the United States in his crewed Dragon spacecraft searching for something to inspire him.
Planetary Society''s LightSail Solar Sail to Launch in May
The Planetary Society''s first LightSail spacecraft will blast off in May from Florida''s Cape Canaveral Air Force Station, to test out critical systems and technologies ahead of a more involved orbital trial in 2016.
New Dwarf Planet Ceres Imagery Is Best Yet | Video
As NASA''s Dawn mission approaches Ceres, it will continue to deliver imagery with better resolution than the last. This current set of images were snapped from 147,000 miles away on Jan. 25th, 2015.
Surprise! Water Once Flowed on Huge Asteroid VestaStories 1 - 10 of 3863
Vesta was once thought to be dry, but gullies on the walls of impact craters suggest that water flowed briefly on the protoplanet''s surface in the relatively recent past.