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11 May 2015, 01:12 PM ET
The ESA astronaut tours the Space Station bathroom and gives a tutorial on how nails are cut, hair is washed, teeth are brushed and more.
11 May 2015, 12:00 PM ET
Curiosity captured the images, which mission team members combined into a Martian sunset video, with its Mast Camera between dust storms on April 15, NASA officials said.
11 May 2015, 11:49 AM ET
The latest set of images of the dwarf planet from NASA's Dawn mission reveal the brights spots to be composed of many small regions "due to the reflection of sunlight" whose composition is still unknown, according to Dawn's principal investigator.
11 May 2015, 10:09 AM ET
On April 15th, 2015, NASA's Mars Science Laboratory ‘Curiosity’ captured 4 frames of imagery of the setting sun. The Mars Exploration Rover ‘Opportunity’ snapped sunsets on Nov 4th and 5th, 2010.
11 May 2015, 07:21 AM ET
For years, tiny payloads have been launched into Earth orbit on satellites smaller than a loaf of bread.
11 May 2015, 07:01 AM ET
Small and economical "cubesats" already eye our planet from orbit. But such bantam craft are about to start pushing out into deep space, helping researchers study and explore the moon, asteroids and other distant bodies.
11 May 2015, 07:00 AM ET
The new ideas funded by the NASA Innovative Advanced Concepts (NIAC) program include a squid-like amphibious rover that could explore icy, ocean-harboring moons such as the Jupiter satellite Europa.
11 May 2015, 07:00 AM ET
A team of scientists used NASA's Wide-field Infrared Survey Explorer spacecraft to hunt for telltale heat signatures coming from 100,000 galaxies. They found no smoking guns.
11 May 2015, 07:00 AM ET
The Internet has been abuzz recently with reports that a NASA research team has made significant progress toward developing a propellant-free thruster system. But space agency officials are downplaying the results.
10 May 2015, 10:20 AM ET
Scientists have spotted a kind of young birthplace for stars in telescope observations for the first time. The newborn star-forming clump in deep space is a giant cloud of gas that may have given birth to dozens of stars a year, researchers say.
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, 10:45 AM ET
At last humans are able to make educated guesses about what living on alien worlds might be like. Here's what we know about the alien planet Kepler-186f.
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, 06:53 PM ET
Time-lapse artists' Gavin Heffernan and Harun Mehmedinovic aim to educate about the threat of light pollution through their their astrophotography book and time-lapse video series. Find out more about it at www.skyglowproject.com.
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).