10 May 2015, 09:05 AM ET
Russia's failed Progress 59 cargo spacecraft fell back to Earth, SpaceX's Dragon crew capsule launched on its first big test and the sun fired off its most powerful flare of 2015 so far. Here's a look at Space.com's top stories of the week.
09 May 2015, 11:01 AM ET
Have you ever wondered what it would be like to live on the moon? What about Mars, or Venus or Mercury? We sure have and that's why we decided to find out what it might be like to live on other worlds in our solar system, from Mercury to Pluto and beyond
09 May 2015, 10:52 AM ET
There are many unknowns regarding the potentially habitable exoplanet Kepler-186f, but it may have similar light (from its star) and gravity as Earth.
09 May 2015, 10:29 AM ET
A science institute at Cornell University that is focused on the search for life elsewhere in the universe has been renamed the Carl Sagan Institute: Pale Blue Dots and Beyond.
08 May 2015, 09:46 PM ET
From espresso in space to a green and gold aurora, don't miss these amazing space images of the week for May 10, 2015.
08 May 2015, 06:26 PM ET
The U.S. Air Force’s Rapid Capabilities Office is scheduled to launch the fourth mission of the X-37B Orbital Test Vehicle (OTV) in May 2015.
08 May 2015, 05:16 PM ET
The planet Mercury is dominating the May night sky for 2015, but it's not the only bright planet for stargazers to observe. Here's how to spot the brightest planets in the May 2015 night sky.
08 May 2015, 05:02 PM ET
Now is the best time to see the planet Mercury in the evening sky just after sunset. Here's how to see Mercury in the night sky. Mercury was at it's farthest from the sun for the year on Thursday (May 7).
08 May 2015, 04:50 PM ET
Andy Weir, author of the acclaimed novel 'The Martian,' stopped by NASA's Johnson Space Center in Houston recently and took the new Modular Robotic Vehicle for a test ride. See the photos here.
08 May 2015, 02:45 PM ET
Neil deGrasse Tyson's late-night, science-themed talk show, "StarTalk," has been renewed for a second season by the National Geographic Channel.
08 May 2015, 02:44 PM ET
The space-funding company Uwingu is offering a special deal: Name a Mars crater from now through Sunday (May 10), and you get a Mother's Day certificate (a digital version or a printed-out, framed one).
08 May 2015, 08:57 AM ET
NASA’s Modular Robotic Vehicle (MRV), developed at the Johnson Space Center for eventual use off-world, could change how Earthly vehicles drive as well; ‘sideways’ on 4 independent wheel-motors, each of which can rotate 180°.
08 May 2015, 07:07 AM ET
Gavin Heffernan and Harun Mehmedinovic hope to raise $70,000 via a Kickstarter crowdfunding campaign to create an astrophotography book and a video time-lapse series showing dark skies in the United States and Canada. The project is called SKYGLOW.
08 May 2015, 07:00 AM ET
The debris cloud spawned by the Feb. 3 explosion of the U.S. Air Force's DMSP-F13 satellite may endanger some spacecraft, a new study suggests.
08 May 2015, 07:00 AM ET
An incremental, multiple-mission approach — which envisions getting astronauts to Phobos by 2033, then down to the Martian surface by 2039 — could make manned Mars exploration technologically and economically feasible.
08 May 2015, 02:08 AM ET
The unmanned Progress 59 freighter burned up at 10:04 p.m. EDT Thursday (May 7; 0204 GMT May 8) over the central Pacific Ocean, officials with the Russian space agency, known as Roscosmos, said in a statement.
07 May 2015, 04:21 PM ET
The hostile environment around small, red stars could make some planets inhospitable, but could these same stars make other planets just right for life?
07 May 2015, 04:19 PM ET
To prepare for future colonies on Mars, NASA is asking the public for ideas on how to keep Red Planet astronauts safe with minimal resupplies from Earth.
07 May 2015, 03:00 PM ET
Researchers have reproduced a wide array of life's building blocks in a scenario involving meteorites and the solar wind, suggesting that such chemicals may exist on many bodies in our solar system.
07 May 2015, 02:45 PM ET
Russia's out-of-control cargo ship Progress 59 is headed for a destructive plunge into Earth's atmosphere overnight between Thursday and Friday (May 7-8).
07 May 2015, 02:28 PM ET
Mercury has possessed a magnetic field for billions of years, and it may have once been as strong as the Earth's, researchers say.The discovery, was made by studying data from NASA's recently crashed MESSENGER spacecraft.
07 May 2015, 01:55 PM ET
Astronomers driving the Atacama Large Millimeter/submillimeter Array (ALMA) have imaged a cosmic "dinosaur egg;" a dense knot of star-birth within a pair of interacting galaxies, likely similar to ancient regions where star clusters were born.
07 May 2015, 07:47 AM ET
While some scientists are focused on finding Earth's exoplanet twin, one group is looking for twins of Venus. Their findings may help the hunt for Earth-like planets.
07 May 2015, 07:31 AM ET
Chemical reactions that free up energy that could potentially support a biosphere are occurring deep within Enceladus' salty subsurface ocean, a new study suggests.
07 May 2015, 07:27 AM ET
Astronomers have spotted a dead star polluted with heavy elements, suggesting that the star recently chowed down on a water-laced asteroid.
06 May 2015, 04:19 PM ET
Scientists at space agencies across the world are using satellite images and other technologies to aid those affected by Nepal's earthquake.
06 May 2015, 03:50 PM ET
Russia's doomed Progress 59 cargo ship is headed for a fiery fate in Earth's atmosphere on Thursday, but when and where it will fall is still uncertain. See the latest.
06 May 2015, 03:14 PM ET
Imagery from NASA's Cassini mission has shown what was believed to be discrete jets or geysers erupting from the surface of Enceladus. A new investigation has revealed that the eruptions may be more widespread.
06 May 2015, 01:01 PM ET
Most of the seemingly discrete geysers seen on the Saturn moon Enceladus until now may have just been optical illusions of much broader "curtain" eruptions, a new study reports.
06 May 2015, 09:06 AM ET
The Dragon crew capsule, slated to carry NASA astronauts and others, launched in a successful test of emergency abort procedures on May 6th, 2015.
06 May 2015, 06:40 AM ET
Planetary Resources' Arkyd-3R probe currently sits aboard the International Space Station and is scheduled to be deployed into orbit sometime in July, representatives of the Washington-based asteroid-mining company have said.
06 May 2015, 06:30 AM ET
Despite skepticism from Congress concerning NASA's asteroid-capture project, space agency chief Charles Bolden said "consensus is emerging" about that mission and other steps in NASA's plan to send humans to Mars.