30 January 2014, 06:45 AM ET
Astrobiologists are developing 'intelligent' instruments that could help future robotic explorers make their own decisions about where and how to collect data on Mars and other solar system bodies.
29 January 2014, 06:33 PM ET
Stargazers have the best chance of the year to spot Mercury in the evening sky over the next week, but only if you know how to find the elusive planet.
29 January 2014, 05:05 PM ET
It looks like Halle Berry has an eye on space. The Academy Award-winning actress is set to portray an astronaut in the new CBS thriller "Extant" launching in July.
29 January 2014, 04:00 PM ET
Do you want to fly on a suborbital space plane? What about a mission into orbit? A new commercial spaceflight training company wants to help you develop the right stuff for flying to space.
29 January 2014, 01:18 PM ET
It's one completed, 14 flights to go this year for United Launch Alliance and its fleet of Atlas and Delta rocket families.
29 January 2014, 01:01 PM ET
Brown dwarf stars exist somewhere between giant gas planets, such as Jupiter and Saturn, and faint cool stars. See photos and images of brown dwarfs across the universe in this SPACE.com gallery.
29 January 2014, 01:01 PM ET
For the first time, scientists have created a map of the surface of a failed star. The map shows the weather on the surface of WISE J104915.57-531906.1B (called Luhman 16B for short), the nearest brown dwarf to Earth.
29 January 2014, 01:01 PM ET
Astronomers have come to realize that the asteroids in the main belt between Mars and Jupiter are incredibly diverse in size and composition, implying that they were scattered here and there by migrating planets long ago.
29 January 2014, 01:00 PM ET
Not quite massive enough to ignite nuclear fusion, brown dwarfs may be as common as regular stars in the universe. Here's a look at how brown dwarfs may work in a SPACE.com infographic.
29 January 2014, 10:44 AM ET
Satellites circling Earth have snapped stunning views of the sprawling sporting venues and slopes that will host the world's best athletes next week when the 2014 Winter Olympic Games begin in Sochi.
29 January 2014, 10:10 AM ET
NASA astronaut Tracy Caldwell Dyson shared her experiences on the International Space Station with elementary school students in her home state on Jan. 23.
29 January 2014, 10:00 AM ET
Panoramas of the Chang'e-3, Yutu Rover landing site show the location in stunning detail as well as the rover’s movements. See how these amazing images were created.
29 January 2014, 07:00 AM ET
See photos from China's Chang'e 3 moon rover and lander mission launching in December 2013. The mission includes the Yutu (Jade Rabbit) rover.
29 January 2014, 06:48 AM ET
The night sky is becoming brighter and brighter, thanks to human population growth and inefficient, improperly installed lighting. But you can help stem this tide.
29 January 2014, 06:45 AM ET
The X-37B launched on Dec. 11, 2012, meaning that it has been aloft for 413 days as of Tuesday (Jan. 28) on the third mission for the program. The endurance record is 469 days, set during the second flight, which launched in 2011.
29 January 2014, 01:00 AM ET
European Southern Observatory astronomers have mapped the mood of the closest brown dwarf star to the Sun. By comparing atmospheres of stars, scientists may learn to predicting solar weather and our Sun’s long term climate variations.
28 January 2014, 10:41 PM ET
Life on other planets could draw from thousands of amino acids to build proteins, not just the limited ones used on Earth.
28 January 2014, 06:24 PM ET
Night sky photographer Chris Schur captured two rare shots of Venus and Mercury in the daytime sky from Payson, Ariz., in January 2014. See how he did it here.
28 January 2014, 06:00 PM ET
Meet 'Abigaille:' a six-legged gecko-inspired robot that might be able to climb walls in space with sticky feet, borrowed from nature. The wall-walking robot is still in its experimental phase, but its creators hope lead to spaceship hull droids.
28 January 2014, 05:05 PM ET
The Challenger shuttle disaster is the subject of the new e-book "Challenger: An American Tragedy" by veteran Hugh Harris, who served as the Voice of NASA in launch control. Get a two-chapter preview of the Harris' new book on SPACE.com.
28 January 2014, 03:12 PM ET
Famed astrophysicist Stephen Hawking has shaken up the popular science world with his newest study about the basic nature of black holes, but is his idea revolutionary? Some scientists aren't convinced.
28 January 2014, 03:09 PM ET
CJ Sturckow, who has four space shuttle missions under his belt, got behind the wheel of Virgin Galactic's private SpaceShipTwo for the first time earlier this month, guiding the vehicle through an unpowered "glide flight."
28 January 2014, 03:01 PM ET
NASA astronaut Rick Mastracchio has been living and working on the International Space Station since November. On Friday (Jan. 31), the veteran astronaut will speak with SPACE.com about his life in space.
28 January 2014, 01:57 PM ET
Amazing night sky images from U.S. Air Force personnel.
28 January 2014, 12:05 PM ET
To resolve a paradox between quantum mechanics and general relativity, Stephen Hawking has released a new paper arguing that light can, in fact, escape from black holes eventually, doing away with the notion of an event horizon.
28 January 2014, 11:37 AM ET
NASA' s Airborne Tropical Tropopause Experiment (ATTREX) will take measurements in the Pacific Ocean's tropical tropopause (layer of atmosphere, 55,000-65,000 Feet above sea level). It'll provide data on changes in moisture and chemical composition.
28 January 2014, 11:30 AM ET
SPACE.com, the premier destination for innovation, technology, entertainment, astronomy and space news, is now accepting submissions for the SPACE.com Space Age Awards at Toy Fair 2014 in February.
28 January 2014, 11:00 AM ET
For the first time, astronomers have captured an image of the diffuse "cosmic web" of gas that stretches between galaxies.
28 January 2014, 06:41 AM ET
Far from remaining steady, the North Star has grown as much as 4.6 times brighter over the last 2,000 years.
28 January 2014, 06:34 AM ET
Urthecast officials think the project could also motivate people to take better care of the planet, by giving them an astronaut's-eye view of Earth as a small and fragile outpost of life hanging alone in the blackness of space.
27 January 2014, 05:23 PM ET
When Challenger was lost, the U.S. space program chose to not falter.
27 January 2014, 05:10 PM ET
NASA is looking for good ideas about how to send a robot back to the surface of the moon. The space agency's new Lunar CATALYST is designed to give private entities a chance to develop robotic moon landers with help from NASA.