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13 April 2015, 02:26 PM ET
Giant storms on Saturn known as 'Great White Spots' may be caused by moisture in the planet's atmosphere, researchers say.
13 April 2015, 02:00 PM ET
In April 2015, the private spaceflight company SpaceX will attempt to land its Falcon 9 rocket on a ocean platform after launching the sixth Dragon cargo mission for NASA. See photos from the Commercial Resupply Service 6 mission here.
13 April 2015, 01:01 PM ET
Liquid water likely lurks just below the surface of Mars on cold winter nights, according to new research. Is it enough to support microscopic life-forms?
13 April 2015, 07:15 AM ET
After an explosion crippled the spacecraft, the three astronauts had to fight to make their way back to Earth.
13 April 2015, 07:00 AM ET
A team of scientists saw signs of rings while watching Chiron — a 145-mile-wide (233 kilometers) object that orbits between Saturn and Uranus — pass in front of a bright star, a process known as an occultation.
13 April 2015, 07:00 AM ET
SpaceX aims to launch its robotic Dragon cargo capsule toward the International Space Station Monday at 4:33 p.m. EDT, then bring the first stage of its Falcon 9 rocket back for a soft landing on an unmanned ship in the Atlantic. Watch it live here.
12 April 2015, 09:39 PM ET
All systems are go for the Monday launch of a SpaceX Dragon space capsule carrying NASA cargo the International Space Station on Monday (April 13), a mission that will also include a novel reusable rocket landing attempt.
12 April 2015, 11:01 AM ET
About 90 employees of NASA's Jet Propulsion Laboratory in Pasadena, California, ran a marathon-length relay around the facility's grounds on Thursday (April 9) to celebrate the Opportunity rover's Mars marathon.
12 April 2015, 10:12 AM ET
A total lunar eclipse wowed skywatchers and two private spaceflight companies tackled big challenges. These, and more, are Space.com's picks for the best space stories for the week of April 12.
12 April 2015, 09:34 AM ET
From a cosmic garden to fishing for space junk, don't miss these amazing space images of the week for April 12, 2015.
11 April 2015, 01:17 PM ET
There’s real pressure on the aviation industry to introduce faster, cheaper and greener aircraft, while maintaining the high safety standards demanded of airlines worldwide.
10 April 2015, 09:36 PM ET
Albert Einstein determined that massive objects cause a distortion in space-time, which is felt as gravity.
10 April 2015, 04:52 PM ET
Now that the bright moon has moved out of the evening sky, skywatchers have a great chance to view the early spring stars. And yet, even under dark skies, skywatchers will notice that there is something missing overhead: the Milky Way.
10 April 2015, 03:53 PM ET
About 90 Jet Propulsion Laboratory employees ran 26.2 miles in relay teams. The Opportunity rover has successfully completed the length of a marathon on Mars, even though it was originally expected to only travel a half mile.
10 April 2015, 03:50 PM ET
Houston, we have... Apollo 13 custom LEGO minifigures! Launched in time for the start of the historic mission's 45th anniversary, UK-based Minifigs.me has introduced a new set of four minifigures replicating the Apollo 13 crew and their flight director.
10 April 2015, 02:16 PM ET
Forty-five years ago, Apollo 13 commander Jim Lovell "lost the moon" after a mid-flight explosion. Now, on the anniversary of his most famous liftoff, the Adler Planetarium is launching its own "Mission Moon," based on Lovell's life.
10 April 2015, 01:45 PM ET
An interview with Sam Herron, one of the co-founders of the Space Apps Challenge, a global hackathon that kicks off today (April 10).
10 April 2015, 10:27 AM ET
European Space Agency scientists recently performed tests on a projectile net that will be used to capture loose space junk.
10 April 2015, 09:25 AM ET
The original Star Wars Episode IV design was bulky and heavy. In order to make it more maneuverable in Episode V, the designers made it smaller and lighter, partly for the asteroid field scene. Some of the background asteroids were actually potatoes.
10 April 2015, 09:13 AM ET
After seeing the designs for the original 'Millennium Falcon', George Lucas decided that it looked too much like the British sci-fi series' spaceship.
10 April 2015, 07:00 AM ET
Have you ever wanted to build your own space shuttle? Now, thanks to LEGO, you're going to get the chance, years after the end of NASA's shuttle program.
10 April 2015, 07:00 AM ET
NASA astronaut and baseball fan Terry Virts is taking pictures of the 28 North American cities that host a major-league team, then posting the photos to his Twitter and Instagram accounts. He wants you to guess the cities' identities.
10 April 2015, 07:00 AM ET
SpaceX aims to bring the first stage of its Falcon 9 rocket back to Earth for a soft touchdown on an unmanned "spaceport drone ship" in the Atlantic Ocean after the booster sends Dragon on its way toward the orbiting lab Monday (April 13).
09 April 2015, 09:33 PM ET
During a February 2015 parabolic flight, a nylon net was blasted from a compressed air gun towards a scale-model satellite.
09 April 2015, 06:04 PM ET
Martian astronauts will need to be able to withstand the reduced gravity and increased radiation in deep space. And they'll have to find a way to deal with the boredom, experts say.
09 April 2015, 05:47 PM ET
Black holes are some of the strangest and most mysterious objects in the universe.
09 April 2015, 04:58 PM ET
We usually think of the equinox on or around March 21 as the end of winter and the beginning of spring in the Northern Hemisphere. But these week you can see the last vestiges of the bright stars of winter arrayed just above the horizon.
09 April 2015, 04:41 PM ET
Traveling through space at 30,000 miles per hour poses some risks, which is why NASA's Pluto-bound New Horizons probe is wearing a bulletproof vest.
09 April 2015, 02:39 PM ET
NASA's Mars-studying MAVEN spacecraft notched a spaceflight milestone this week — its 1,000th orbit of the Red Planet. MAVEN arrived at Mars in September 2014 and began its yearlong prime science mission on Nov. 16.
09 April 2015, 01:47 PM ET
Now 25 years on-orbit, the Hubble Space Telescope has been used to make amazing astronomical discoveries. But the James Webb Space Telescope (JWST) will peer into the infrared universe to unravel some of humanity's greatest questions.
09 April 2015, 01:05 PM ET
A cracking fireball that exploded over Russia last year appears to share an orbit with a huge asteroid discovered in October 2014.
09 April 2015, 10:40 AM ET
Researchers at NASA's Ames Research Center in California generated three key components of RNA and DNA in the lab, by exposing commonly occurring ring-shaped molecules of carbon and nitrogen to radiation under spacelike conditions.