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.
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.
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, 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, 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).
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, 12:29 PM ET
SpaceX launched a major test Wednesday (May 5) of the innovative rocket escape system for its manned Dragon spaceships, a critical system designed to save astronauts in a launch emergency. See how the short test went.
05 May 2015, 02:48 PM ET
SpaceX's Dragon astronaut taxi will blast off with a dummy on board Wednesday (May 6) in a crucial safety test, and you can watch all of the action live here at Space.com.
05 May 2015, 01:57 PM ET
Before astronaut Alan Shepard lifted off to become the first U.S. astronaut in space 54 years ago, three pad abort tests ensured his Mercury capsule could pull away from his Redstone rocket in an emergency. See how SpaceX is building on that history.
04 May 2015, 04:42 PM ET
Mice zapped with cosmic rays can incur brain damage, suggesting that astronauts' mental performance could suffer over time on deep-space missions to Mars and beyond, researchers say.
04 May 2015, 03:50 PM ET
The Space Exploration, Development, and Settlement Act of 2015, drafted by Rep. Dana Rohrabacher (R-Calif.), would mark the second time in the last three decades that Congress has directed NASA to support efforts for human settlements beyond Earth orbit.
04 May 2015, 03:24 PM ET
Dragon is scheduled to lift off at 7 a.m. EDT Wednesday from Florida's Cape Canaveral Air Force Station to see how the capsule performs in the event of a problem during launch. You can watch the unmanned test live here on Space.com.
04 May 2015, 10:46 AM ET
Space: the final frontier — for coffee. Italian astronaut Samantha Cristoforetti, dressed in a 'Star Trek' captain's uniform, became the first person in space to sip from a freshly-brewed cup of coffee, using the ISS's new espresso machine.
01 May 2015, 03:56 PM ET
Since splashing down after a history-making test flight in 2014, NASA's first Orion space capsule has been, for the most part, out of sight. Now, an auction benefiting students is offering the chance to go behind-the-scenes and see the Orion spacecraft up
01 May 2015, 03:07 PM ET
The private spaceflight company SpaceX will launch a pad abort test on May 6, 2015 to test the launch escape system on its manned Dragon spaceship. See the mission in photos here.
01 May 2015, 11:00 AM ET
The Russian Progress 59M cargo ship that launched on April 28, 2015, ran into trouble right away.
30 April 2015, 02:30 PM ET
NASA has selected Draper Laboratory to develop a wearable device that will track astronauts' movements around the International Space Station (ISS).
30 April 2015, 10:33 AM ET
The private spaceflight company Blue Origin launched a surprise test of its suborbital New Shepard spaceship on Wednesday (April 29) , a flight that successfully demonstrated the space capsule but failed to recover its reusable rocket booster.
30 April 2015, 07:00 AM ET
Russia's unmanned Progress 59 freighter will plunge to its death in Earth's atmosphere in the coming days. Astronauts aboard the International Space Station say they can make do despite the failure.
29 April 2015, 12:14 PM ET
For more than 50 years, spacecraft have relied on rockets and tricky maneuvers to get out of danger when missions don't go as planned.
29 April 2015, 10:26 AM ET
The U.S. Air Force has spotted 44 pieces of space debris near an ailing Russian Progress 59 cargo ship that malfunctioned after launching into space on Tuesday (April 28). See what the space junk sighting may mean for space station astronauts.
28 April 2015, 05:19 PM ET
Three years after arriving in New York City for display, NASA's prototype space shuttle Enterprise was dedicated on April 27 to the Apollo 1, STS-51L and STS-107 astronauts who gave their lives in the pursuit of space exploration.
28 April 2015, 04:50 PM ET
His twin brother now on a yearlong mission aboard the space station, this former NASA astronaut is slated to compete on "Celebrity Jeopardy!" in May. Who is Mark Kelly?
28 April 2015, 03:13 PM ET
The astronauts and cosmonauts on the International Space Station are not at risk of running out of essential supplies, NASA officials said Tuesday (April 28) when a robotic Russian cargo ship suffered a serious malfunction after reaching orbit.
28 April 2015, 01:21 PM ET
The Senate voted unanimously April 27 to confirm Dava Newman as NASA's deputy administrator, more than six months after she was nominated.
28 April 2015, 09:39 AM ET
The Russian space agency Roscosmos is scrambling to regain control of a robotic Progress 59 cargo ship that appears to have suffered a serious malfunction shortly after launching into orbit early Tuesday (April 28).
28 April 2015, 05:30 AM ET
A robotic Russian cargo spaceship experienced a glitch shortly after launching toward the International Space Station Tuesday (April 28), delaying and potentially imperiling its arrival at the orbiting lab.
24 April 2015, 04:53 PM ET
An interview with photographer Michael Soluri, who chronicled the leadup to the last servicing mission to the Hubble Space Telescope.
24 April 2015, 07:00 AM ET
SpaceX aims to subject a Dragon test vehicle to a "pad abort" trial at Florida's Cape Canaveral Air Force Station as early as May 5. The unmanned test will demonstrate how Dragon might respond in the event of a launch problem.
23 April 2015, 02:45 PM ET
Photographer Michael Soruri captures Hubble’s last servicing mission in his new book, “Infinite Worlds.” Here’s a sneak peak.
23 April 2015, 01:58 PM ET
Italian astronaut Samantha Cristoforetti is not just a space traveler, she's apparently also a bibliophile who can't bear to be apart from her books, even in space. See how she celebrated World Book Day off Planet Earth.
23 April 2015, 12:21 AM ET
Astronaut Scott Kelly has started a geography game, asking Twitter users to identify locations on Earth based on photos from space.
21 April 2015, 05:07 PM ET
A historic U.S. spacecraft that launched the second American astronaut into space has landed back in Kansas after spending eight months overseas. Liberty Bell 7 returned to the Kansas Cosmosphere following its loan to an art exhibition in Germany.