25 August 2015, 06:00 AM ET
The biggest challenges facing the private Mars One colonization project are financial rather than technical, so a big donation from a deep-pocketed person concerned about his or her legacy could make a huge difference, group representatives said.
24 August 2015, 05:07 PM ET
Fifty years ago, two NASA astronauts were more than one-third of the way through what was to be the world's longest space mission at the time. Gordo Cooper and Pete Conrad chose while setting yet another American first in space.
24 August 2015, 04:45 PM ET
The Cassini spacecraft recently got its last close views of Dione, a small icy moon orbiting Saturn.
24 August 2015, 03:30 PM ET
Ten years after the devastation caused by Hurricane Katrina, NASA has helped scientists better understand why the storm was so devastating, and how to save lives in the future.
24 August 2015, 12:51 PM ET
The ancient lunar surface once erupted with geysers of lava — and now, scientists think they know what caused these fiery fountains.
24 August 2015, 07:46 AM ET
A robotic Japanese cargo ship made a special delivery to the International Space Station on Sunday (Aug. 24), ending a four-day trek to ferry tons of food, supplies — and even a mouse habitat and (experimental) liquor — to the orbiting lab.
24 August 2015, 07:40 AM ET
A potential advancement in the United States’ electric propulsion capability for the future of spaceflight is being underscored by a new NASA contract to support work on the VASIMR project - short for the Variable Specific Impulse Magnetoplasma Rocket.
23 August 2015, 03:33 PM ET
Scientists created a "magnetic wormhole" in the lab, a Canadian company got a patent for a huge inflatable space elevator and the mystery of the "singing" comet may be solved. Here are Space.com's top stories of the week.
21 August 2015, 05:19 PM ET
Houston, we have a pop band. The hit U.K. boy band One Direction unveiled its latest music video "Drag Me Down" and it has a decisively out-of-this-world vibe thanks to NASA.
21 August 2015, 03:06 PM ET
The spacesuits worn by Neil Armstrong, the first man to walk on the moon, and by Alan Shepard, the first American in space, will be "conserved, digitized and displayed" thanks to the almost 9,500 people who backed the Smithsonian's first Kickstarter campa
21 August 2015, 02:00 PM ET
In a series of high-profile television interviews, astronaut Scott Kelly told reporters about his daily life in space, and his favorite TV shows to watch in orbit.
21 August 2015, 12:08 PM ET
Working from publicly released image data, software engineer Björn Jónsson created this dramatic scene depicting the culmination of Pluto New Horizon’s epic adventure. Atmospheric glow around the night side of Pluto was exaggerated for effect.
21 August 2015, 12:00 PM ET
Japan-based Otsuka Pharmaceutical Co. aims to launch a special "time capsule" can of its Pocari Sweat sports drink to the moon next year. The can will be delivered to the lunar surface aboard Astrobotic Technology's Griffin lander.
21 August 2015, 07:00 AM ET
A strange song radiated by Comet 67P/C-G mystified scientists who first heard it last year. Now, they think they've solved the mystery of the singing space rock.
21 August 2015, 07:00 AM ET
NanoRacks, a Houston-based company that helps commercial companies make use of the space station, has signed an agreement with the Beijing Institute of Technology to fly Chinese DNA research to the orbiting outpost next year.
20 August 2015, 11:34 PM ET
Tokyo-based Suntory Global Innovation Center, which has a division called Suntory Whiskey, launched a set of alcoholic beverages toward the International Space Station on Wednesday (Aug. 19) aboard Japan's HTV-5 freighter.
20 August 2015, 05:45 PM ET
A European rocket launched into space from a South American spaceport Thursday (Aug. 20) on a mission to deliver two new communications satellites into orbit for a pair of telecommunications giants.
20 August 2015, 04:50 PM ET
"The Martian" star Matt Damon, director Ridley Scott and Andy Weir, who wrote the book on which the movie is based, visited NASA's Jet Propulsion Laboratory (JPL) in Pasadena, California, on Tuesday (Aug. 18).
20 August 2015, 04:38 PM ET
EUTELSAT 8 West B And the Intelsat 34 were launched from the Guiana Space Center in French Guiana on Aug. 20th, 2015.
20 August 2015, 12:21 PM ET
As Scott Kelly sails on through his year-long mission, the veteran NASA astronaut has beamed down several videos from his perch on the International Space Station.
20 August 2015, 07:57 AM ET
NASA ordered two more cargo deliveries to the International Space Station from Orbital ATK under a 2008 Commercial Resupply Services (CRS) contract, a company spokeswoman said Aug. 12.
20 August 2015, 07:25 AM ET
The Missile Defense Agency hopes to draft a preliminary design for a new kill vehicle by the end of the year.
20 August 2015, 07:00 AM ET
NASA is inviting people around the world to submit their names to be etched on a silicon chip that will be affixed to the Mars InSight lander, which is scheduled to blast off in February 2016 and touch down on the Red Planet seven months later
19 August 2015, 05:34 PM ET
Journalist Stephen Petranek thinks living on Mars is far more than science fiction — he believes it will happen within the next 20 years.
19 August 2015, 04:33 PM ET
The awesome new trailer for "The Martian" is full of thrilling and stressful moments, and raises important questions about the value of human life in space exploration.
19 August 2015, 03:37 PM ET
ESA’s Rosetta probe is keeping a sharp eye on comet 67P/Churyumov-Gerasimenko during its perihelion (closest approach to the Sun and peak activity time).
19 August 2015, 12:35 PM ET
Wildfire smoke can be seen blanketing northern California and Washington state in new images taken by NASA satellites.
19 August 2015, 10:27 AM ET
Call all fans of flight! According to NASA, it's National Aviation Day today (Aug. 19) and the space agency wants you to celebrate the technological marvel that is flight with a photo social media campaign.
19 August 2015, 08:00 AM ET
Japan's fifth H-II Transfer Vehicle (HTV-5) blasted off atop an HII-B rocket from Tanegashima Space Center today (Aug. 19) at 7:50 a.m. EDT (1150 GMT, 8:50 p.m. local Japanese time).
19 August 2015, 05:00 AM ET
A planetarium show at New York City's American Museum of Natural History this month gave audience members a vivid look at the New Horizons spacecraft's epic flyby of Pluto.
18 August 2015, 03:54 PM ET
In TWO stunning orbital photos, a thunderstorm over Mexico generated two huge, red sprites reaching into space.Ω
18 August 2015, 03:45 PM ET
Japan's fifth H-II Transfer Vehicle (HTV-5) is scheduled to blast off from the nation's Tanegashima Space Center Wednesday at 7:50 a.m. EDT (1150 GMT). You can watch it live at Space.com, beginning at 7 a.m. EDT (1100 GMT), courtesy of NASA TV.