19 June 2015, 06:59 AM ET
It's New Year's Day on the Red Planet today and NASA is celebrating in style with an epic three-day party in Mars itself … Mars, Pennsylvania, that is.
18 June 2015, 06:40 AM ET
Ancient Mars could have looked more like an icy snowball than the warmer, wetter planet that many researchers have suggested, according to a new study.
17 June 2015, 04:00 PM ET
The space-funding company Uwingu is offering a deal: Name a Red Planet crater between now and Father's Day (June 21) and receive a decorative certificate, either a downloadable digital version or a printed and framed one.
16 June 2015, 11:01 AM ET
Methane, a potential sign of primitive life, has been found in meteorites from Mars, adding weight to the idea that life could live off methane on the Red Planet, researchers say.
09 June 2015, 04:10 PM ET
The 100-foot-wide parachute unfurled well and apparently inflated fully, or nearly fully, Monday before being ruptured by the fast-rushing air during the second flight test of NASA's Low-Density Supersonic Decelerator project.
08 June 2015, 01:49 PM ET
The space agency's Low-Density Supersonic Decelerator (LDSD) test vehicle launched today (June 8) from the Pacific Missile Range Facility on the Hawaiian island of Kauai at 1:45 p.m. EDT (1745 GMT; 7:45 a.m. local time in Hawaii).
08 June 2015, 01:08 PM ET
The first official trailer for Ridley Scott's "The Martian" was released today (June 8), and it's a doozy, packing gorgeous vistas of the Red Planet, intricately rendered spaceships and some laughs into three dramatic minutes.
07 June 2015, 10:00 AM ET
Scientists announced surprising discoveries about Pluto's moons, a spacecraft beamed home amazing images taken from a comet's surface, and the United Arab Emirates outlined its bold Mars plans. Here's a look at Space.com's top stories of the week.
05 June 2015, 12:45 PM ET
The United Arab Emirates' UAE Space Agency is aiming to launch its first mission to Mars by 2021, and has unveiled a full strategy for space exploration.
05 June 2015, 11:20 AM ET
Engineers are looking to automate some of the simple decision-making steps undertaken by Mars rovers and orbiters, which could dramatically improve the science they are able to perform in the search for habitable environments.
05 June 2015, 07:50 AM ET
From June 7 through June 21, Mars will be behind the sun from Earth's perspective. This geometry makes radio communications between the two planets difficult, so engineers won't send commands to NASA's Mars spacecraft during this stretch.
04 June 2015, 07:00 AM ET
NASA could land astronauts on the Red Planet by 2039 without breaking the bank, provided the space agency takes a stepwise approach that includes a manned 2033 trip to the Mars moon Phobos, according to the research.
03 June 2015, 07:38 AM ET
The space agency's Low-Density Supersonic Decelerator test vehicle is scheduled to launch from the Hawaiian island of Kauai no earlier than 1:30 p.m. EDT on Monday (June 8), borne aloft by a giant balloon. You can watch the test live here at Space.com.
03 June 2015, 06:06 AM ET
Hardy life-forms known as cyanobacteria convert sunlight to energy despite the fact that they often live in shadow. What can the adaptability of these microbes tell scientists about the possibility of life on Mars?
02 June 2015, 06:00 AM ET
NASA Administrator Charles Bolden said he'd like to cut in half the travel time required to send astronauts to Mars. Doing so will require advanced propulsion technologies — including, perhaps, nuclear rockets, Bolden said.
30 May 2015, 11:13 AM ET
From a nebula's crimson heart to a dragon's-eye view, don't miss these amazing space images of the week for May 31, 2015.
28 May 2015, 05:45 PM ET
NASA has awarded prize money to five members of the public for their ideas about how to limit astronauts' radiation exposure during journeys through deep space.
28 May 2015, 07:00 AM ET
Engineers at Lockheed Martin Space Systems have finished building NASA's InSight Mars lander and have begun testing the finished spacecraft, to make sure it can handle the rigors of launch and the harsh environment of deep space.
27 May 2015, 02:00 PM ET
Orbiting spacecraft of Mars have imaged over the past several years dark, finger-like features – now called 'recurring slope lineae' - or RSL for Martian short-hand. These dark flows have been observed at low and middle latitudes on Mars.
27 May 2015, 07:00 AM ET
NASA will launch a pair of tiny CubeSats toward the Red Planet in March 2016 to provide real-time landing coverage for the space agency's Mars InSight lander.
26 May 2015, 07:05 AM ET
Green rust could help living organisms on Mars extract energy from their environment. Scientists are working on ways of identifying green rust on the surface of the Red Planet.
25 May 2015, 09:00 AM ET
A scientist has raised questions about the latest detection of methane on Mars, suggesting that NASA's rover could be responsible for the mysterious burp. Highly unlikely, but not impossible, says the Curiosity team.
23 May 2015, 07:00 AM ET
The Curiosity team mapped out a new route to some interesting rocks using images captured by Curiosity and NASA's Mars Reconnaissance Orbiter, which has been circling the Red Planet since 2006.
21 May 2015, 09:19 AM ET
In situations where sunlight is not available, like shadowed craters, its been a challenge to supply power to spacecrafts, landers and rovers. The space agency is looking into nuclear systems as an alternative.
20 May 2015, 02:00 PM ET
A Swedish university student has created a design for an "International Flag of Planet Earth" that could be planted on planets during future human exploration. The banner depicts seven interlocked circles, symbolizing the unity of all people.
18 May 2015, 04:24 PM ET
An innovative concept for tiny probes attached to gliders could one day allow small robots to explore intricate locales on Mars that probes never could reach before, scientists say.
17 May 2015, 09:17 AM ET
From the coast of Japan to a dragon selfie, don't miss these amazing space images of the week for May 17, 2015.
15 May 2015, 11:01 AM ET
Settling Mars could help humanity escape and mitigate the problems our species is facing here on Earth, several science-fiction authors said.
15 May 2015, 07:00 AM ET
"Elon Musk: Tesla, SpaceX, and the Quest for a Fantastic Future," by tech journalist Ashlee Vance, will be released on May 19. But you can get a sneak peak at the book now, via a lengthy excerpt published Thursday (May 14) on Bloomberg.com.
12 May 2015, 07:30 AM ET
A new study suggests that Mars has lost the equivalent of an ocean's worth of water over the past four billion years. However, the question of whether Mars was ever warm enough to have hosted such an ocean has sparked debate.
11 May 2015, 05:00 PM ET
Mars One CEO Bas Lansdorp and astronaut-selection chief Norbert Kraft dispute allegations by a former astronaut candidate that the colonization effort judges its applicants unfairly and is unable to finance itself.
11 May 2015, 12:00 PM ET
Curiosity captured the images, which mission team members combined into a Martian sunset video, with its Mast Camera between dust storms on April 15, NASA officials said.
10 May 2015, 09:05 AM ET
Russia's failed Progress 59 cargo spacecraft fell back to Earth, SpaceX's Dragon crew capsule launched on its first big test and the sun fired off its most powerful flare of 2015 so far. Here's a look at Space.com's top stories of the week.
08 May 2015, 09:46 PM ET
From espresso in space to a green and gold aurora, don't miss these amazing space images of the week for May 10, 2015.
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, 02:44 PM ET
The space-funding company Uwingu is offering a special deal: Name a Mars crater from now through Sunday (May 10), and you get a Mother's Day certificate (a digital version or a printed-out, framed one).