
Jupiter's Moon Ganymede Has a Salty Ocean with More Water Than Earth
The ocean there is thought to extend to 10 times the depth of Earth's oceans
The ocean there is thought to extend to 10 times the depth of Earth's oceans
The Magnetospheric Multiscale mission's four satellites are designed to study the phenomenon responsible for powerful bursts of powerful magnetic particles
The Milky Way's fastest "hypervelocity" star probably picked up speed from a supernova
A galaxy-scale cosmic lens brings a faraway supernova into focus
New maps pinpoint possible sites of the Red Planet's ancient seas and current underground reservoirs
The company had hoped to land the first stage of its Falcon 9 rocket on a robotic barge as part of its effort to develop fully reusable rockets
The next chance to launch the satellite, championed by Vice President Al Gore, is today at 6:07 pm Eastern
The European mission is helping scientists learn more about how comets evolved through time
Boeing and SpaceX are on track to start launching astronauts to the International Space Station
Imagery captured from Saturday through Monday (Jan. 24 to Jan. 26) by the U.S. National Oceanic and Atmospheric Adminstration's GOES-East spacecraft shows the storm's development and movement...
Two Swiss pilots will attempt a record-setting flight around the world without using any fuel. Stops will include Oman, India, Myanmar, 2 cities in China and 4 U.S. sites
The U.K.'s Beagle 2, which disappeared during a landing attempt in 2003, is clearly visible in new photos from the Mars Reconnaissance Orbiter currently at the Red Planet
An alarm suggested a potentially toxic ammonia leak on the International Space Station early Wednesday, but it might have been a false one
The service module from a past test flight around the moon arrived in orbit there this week
The capsule was carried January 10 atop a Falcon 9 rocket that lifted off from Cape Canaveral. After launch the rocket came down as planned on a drone ship but hit a bit too hard
Research teams are failing to confirm plumes of water vapor reported a year ago to have been spewing about 200 kilometers into space from Europa's south pole
Simulations suggest Venus could have once harbored seas of supercritical carbon dioxide
The capsule, designed to bring humans farther into space than ever before, conducted its first unmanned test flight on Dec. 5
The Ursid meteor shower should offer skywatchers a good view this year
A series of delays thwarted repeated liftoff attempts on Thursday. A second attempt is set for Friday morning
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