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09 April 2013, 01:53 PM ET
Rhea, Saturn's second-largest moon, has a wispy oxygen atmosphere.
09 April 2013, 01:29 PM ET
This space wallpaper reveals Galaxy 2MASX J09442693+0429569 imaged by Hubble. This elliptical galaxy has entered a transitional phase from a young, star-forming galaxy to an older, larger, "red and dead" galaxy.
09 April 2013, 12:34 PM ET
Photographer Bill Deaver captured the stunning view on April 3 from Mojave, Calif.
09 April 2013, 11:45 AM ET
An astronaut's home video shows how to brush your teeth in space without making a mess.
09 April 2013, 11:23 AM ET
Spending more money won’t help in detecting small space rocks, one scientist insists.
09 April 2013, 10:11 AM ET
A view from the air shows the NASA AMES Research Center.
09 April 2013, 10:03 AM ET
An entangled photon could be beamed to the International Space Station.
09 April 2013, 09:54 AM ET
NASA is funding two projects to search for exoplanets and has enlisted some the help of two big-name partners.
09 April 2013, 06:30 AM ET
Yuri's Night brings space geeks around the world together to celebrate human spaceflight.
09 April 2013, 06:30 AM ET
No commands will be sent to all four active NASA Mars explorers for the next few weeks.
09 April 2013, 06:00 AM ET
This is part two in an eight part series exploring exoplanet science today.
09 April 2013, 06:00 AM ET
The night sky view from Chile's Atacama Desert offers stunning views of Southern Hemisphere constellations.
09 April 2013, 12:04 AM ET
The week-long event raises awareness about the negative, star-dulling effects of light pollution.
08 April 2013, 06:50 PM ET
The solar panels will experience 16 “sunrises” each day as part of a harsh performance test.
08 April 2013, 06:15 PM ET
David Scott's mission to the moon focused on science and featured the first lunar road trip.
08 April 2013, 06:10 PM ET
Jim Irwin wanted to fly to the moon since he was a child. Aboard Apollo 15, he made it.
08 April 2013, 06:01 PM ET
Al Worden's discovery that he liked to fly planes led him to becoming an astronaut and piloting the Apollo 15 command module.
08 April 2013, 04:21 PM ET
The new results from NASA's Curiosity rover bolster longstanding suspicions about the Red Planet's air.
08 April 2013, 03:56 PM ET
The Chandra X-Ray Space Telescope has detected young stars in the Small Magellanic Cloud (SMC) - one of the our closest galactic neighbors. The x-rays were emitted from the SMC region known as the 'Wing'.
08 April 2013, 03:29 PM ET
See eye-popping photos of the night sky by submitted by SPACE.com readers in April 2013.
08 April 2013, 03:26 PM ET
The zodiacal constellation Cancer is visible high toward the south night sky.
08 April 2013, 03:00 PM ET
Astrophotographer Reinhold Wittich snapped this gorgeous image of Orion Nebula M42 from Germany.
08 April 2013, 02:49 PM ET
Abigail Harrison's crowdfunding campaign to bring space science to the masses has 40 days left to go.
08 April 2013, 01:55 PM ET
An area covering northern Namibia and southern Angola is pictured in this stunning space wallpaper. Running across this Kompsat-2 satellite image, the Okavango River forms the border between Namibia to the south and Angola to the north.
08 April 2013, 01:41 PM ET
NASA administrator Charles Bolden does not think the space agency should focus on visiting the moon again.
