Largest Communications Satellite Launched
An Ariane 5G rocket blasted off from Europe's spaceport in French Guiana today carrying the largest telecommunications satellite ever to…
Static Electricity… in Space
When human explorers reach the Moon or Mars, they're going to have to watch out for something we've all experienced…
Galaxies Could Be Twice as Large as Previously Estimated
Galaxies are actually much larger than they appear in most telescopes. Astronomers working with the Gemini Observatory in Hawaii have…
Zo? Heads Back to the Desert to Search for Life
Researchers from Carnegie Mellon University and NASA are preparing to head back to Chile's Atacama desert to search for evidence…
Triple Asteroid System Discovered
Astronomers from the US and France have discovered an asteroid with two small moons. The asteroid, 87 Sylvia, has been…
Astrophoto: Straight Moon wall by Fergal Murphy
Fergal Murphy took this picture of a straight Moon wall on 28th April 2004 from his backyard in Sandyford, Dublin,…
NASA Celebrates Discovery’s Return
With Discovery's return to flight complete, NASA is counting up the accomplishments for this shuttle mission: 14 days in space,…
What Does the Milky Way Look Like?
Since we're inside the Milky Way, it's impossible for us to see what our whole galaxy looks like. But we…
Mars Reconnaissance Orbiter Ready for Thursday Launch
After a one-day delay, NASA's Mars Reconnaissance Orbiter is ready for launch on Thursday, August 11. The first launch window…
Tiny Epimetheus Outside the Rings
Saturn's small moon Epimetheus is seen here just beneath the planet's ring plane. The bright, knotted core of Saturn's F…