25 March 2015, 03:47 PM ET
Human bodies change on long-duration missions. NASA's Scott Kelly and Roscomos' Mikhail Kornienko will spend a year aboard the ISS to understand how to better keep future crews healthy.
25 March 2015, 08:05 AM ET
The private spaceflight company posted a photo of a SpaceX sign at Florida's Cape Canaveral Air Force Station that reads "Landing Complex 1," and also released images of a Dragon cargo vessel about to leave SpaceX headquarters on Feb. 23.
25 March 2015, 07:58 AM ET
Science experiments conducted on the International Space Station during the orbiting outpost's first yearlong mission could help open the door to deep space for NASA.
24 March 2015, 01:00 PM ET
An American astronaut is about to embark on the mother of all space missions. NASA's Scott Kelly is getting ready to fly up to the International Space Station Friday (March 27) for a yearlong mission that will test his endurance like never before.
24 March 2015, 01:00 PM ET
Neptune's moon Triton has some unique properties among the moons of the solar system, which could make it an interesting location for a space colony.
24 March 2015, 11:00 AM ET
The International Space Station now plays host to an experiment that could help scientists unlock the mysteries of Alzheimer's disease.
23 March 2015, 05:52 PM ET
Retro art by the French artist Invader has turned up on the International Space Station and European Space Agency ground installations. See photos of the Space Invaders-inspired artwork on Earth and in space.
23 March 2015, 03:48 PM ET
NASA's Scott Kelly and cosmonaut Mikhail Kornienko will kick off the first yearlong International Space Station mission when they launch to the orbiting outpost on March 27, 2015.
23 March 2015, 02:03 PM ET
Just about two hours into Gemini 3, NASA's first two-man spaceflight 50 years ago, John Young reached into his spacesuit's pocket and pulled out a surprise. "Where did that come from?" replied Gus Grissom, Gemini 3 commander.
23 March 2015, 07:35 AM ET
What do actor Ed Harris, comic strip beagle Snoopy, astronaut Jack Swigert, and James Bond have in common? A new chronograph celebrating the 'successful failure' of Apollo 13 45 years ago.
23 March 2015, 07:00 AM ET
An American astronaut and two cosmonauts are set to fly up to the International Space Station Friday (March 27), and two of those crewmembers won't be back on Earth for about a year on a mission that aims to help open the doorway to deep space for Earthli
21 March 2015, 04:00 PM ET
From St. Patrick's day in space to a spectacular solar eclipse, don't miss these amazing space images of the week for March 21, 2015.
20 March 2015, 12:00 PM ET
Astronauts hoping to sip drinks in style may soon have a cocktail glass concept to look forward to. The Zero Gravity Cocktail Project is aiming to create an open-top glass that can be used in microgravity, using an innovative "groove system" that would ke
20 March 2015, 11:30 AM ET
Astronauts on the International Space Station caught sight of an amazing solar eclipse today (March 20), and they have the photos to prove it.
19 March 2015, 06:36 PM ET
The delay was necessitated by a lack of investment funding, which has slowed work on a robotic precursor mission that Mars One had wanted to send toward the Red Planet in 2018, Mars One CEO Bas Lansdorp said in a new video that posted March 19.
19 March 2015, 07:00 AM ET
NASA officials viewed Bigelow Aerospace's Bigelow Expandable Activity Module (BEAM) at the company's facility in Las Vegas on March 12. BEAM is scheduled toward the International Space Station atop SpaceX's Falcon 9 booster later this year.
18 March 2015, 05:12 PM ET
18 March 2015, 05:08 PM ET
Virgin Galactic opened its latest commercial spaceflight facility this month to build a new rocket capable of launching small satellites into orbit.
18 March 2015, 03:50 PM ET
An Antarctic crew plans to simulate spaceflight during the long, cold winter to better understand how humans adapt to space.
18 March 2015, 12:45 PM ET
It lasted just 12 minutes and 9 seconds, but the first spacewalk — 50 years ago — took the first steps towards shaping the future of space exploration. Soviet cosmonaut Alexei Leonov became the first person to leave his craft.
18 March 2015, 07:00 AM ET
Sierra Nevada Corp. today (March 17) unveiled the autonomous cargo version of its Dream Chaser space plane, which the company hopes NASA chooses to fly the next round of cargo missions to the orbiting lab.
17 March 2015, 10:00 PM ET
For about 50 years, humanity has sent orbiters, probes and landers to the Red Planet. Here's a look at all of the missions to Mars to date, both the successes and the failures.
17 March 2015, 05:49 PM ET
A new documentary is launching audiences on a 'Journey to Space.' Narrated by actor Patrick Stewart, the giant-screen 3D film is showcasing NASA's future spaceflight plans at visitor centers and space museums, with more venues to be added throughout 2015.
17 March 2015, 11:53 AM ET
NASA astronaut Terry Virts beamed down two photos from the International Space Station in honor of the Irish holiday today (March 17). The images show Ireland — the "Emerald Isle" — as seen from space.
17 March 2015, 10:00 AM ET
An impressive sculpture is now in place at the main entrance of New Mexico’s Spaceport America. Artist Otto Rigan has created GENESIS – a multi-ton sculpture that is 40 feet wide, 23 feet high and 5 feet deep.
17 March 2015, 08:00 AM ET
China booster builders are slated to augment their Long March family of launchers this year and in 2016. According to Chinese news services, the country will soon fly their Long March 6 – likely in the middle of this year.
16 March 2015, 03:31 PM ET
Three Expedition 42 crew members will fly aboard a Soyuz TMA-15M rocket scheduled to launch from Baikonur Cosmodrome in Kazakhstan to the International Space Station
16 March 2015, 01:55 PM ET
NASA captured some amazing photos of three International Space Station crewmembers returning to Earth after a 167-day space mission.
16 March 2015, 08:10 AM ET
Representatives with XCOR Aerospace — the company responsible for developing the Lynx space plane — announced today (March 16) that John "Jay" Gibson will head up the commercial spaceflight company.
15 March 2015, 11:29 AM ET
NASA launched a new space-weather mission and scientists found evidence of a hydrothermal system on Saturn's ocean-bearing moon Enceladus. Here's a look at Space.com's top stories of the week.
14 March 2015, 12:32 PM ET
From a monster solar flare to a spectacular night launch, don't miss these amazing space images of the week for March 15, 2015.
13 March 2015, 06:31 PM ET
A look at the 18 men who flew on manned moon landing missions.