06 October 2015, 04:30 PM ET
In "The Martian," Mark Watney deals with a lot of dangerous situations — food and communications being a couple of them. But what if his camp got hit by a solar storm? How could he protect himself?
06 October 2015, 04:22 PM ET
Earlier this month, the ExoMars launch date was pushed back by a couple of months. Instead of launching in January 2016, the European mission will launch the following March — but still get to Mars at nearly the same time. How is this possible?
06 October 2015, 12:25 PM ET
If you're stranded, would you rather be on the moon or Mars?
06 October 2015, 11:00 AM ET
See how NASA and Ridley Scott brought Mars exploration to the public with 'The Martian,' a film starring Matt Damon as a stranded astronaut.
06 October 2015, 08:12 AM ET
Space.com sat down with Grace Potter prior to her performance at New York's Radio City Music Hall on Saturday (Oct. 3) to discuss her cosmic influences, which shined through not only in our interview but on stage as well.
06 October 2015, 08:00 AM ET
NASA's Mars Reconnaissance Orbiter has photographed a plain called Acidalia Planitia and the southwest corner of the 285-mile-wide Schiaparelli Crater, the landing sites of the Ares 3 and Ares 4 missions, respectively, in the "The Martian
05 October 2015, 05:28 PM ET
A Martian atmosphere thick enough to allow constantly flowing water may have been lost to space rather than trapped by surface rocks, according to a recent study.
05 October 2015, 05:15 PM ET
Here's a guide for October skywatchers: First catch Saturn, then Jupiter, Mars and Venus, and finally Mercury in the night sky as this month's planetary parade begins.
03 October 2015, 09:59 AM ET
There's water on Mars, a resupply spaceship at the International Space Station, a science-heavy survival novel on the big screen and something moving inside Saturn. These are our best space stories of the week.
03 October 2015, 07:00 AM ET
Slowly but surely, Curiosity is making its way up the mountain, and the new photo — which was taken on Sept. 9 but just released Friday (Oct. 2) — shows some of the terrain the robot will investigate in the future.
02 October 2015, 07:55 AM ET
NASA has been helping promote the new film "The Martian," which hits theaters across the United States today (Oct. 1), as a way to publicize its own plans to send astronauts to the Red Planet in the 2030s.
02 October 2015, 07:43 AM ET
Movies adapted from successful books don't always capture the magic of the original text but the upcoming film does a surprisingly good job conjuring the book's spirit.
01 October 2015, 07:25 AM ET
Director Ridley Scott's epic space movie "The Martian" is spectacular portrayal of an astronaut stranded on Mars with only his wits to survive. Space.com's Dave Brody discusses the film with Scott in our exclusive interview.
01 October 2015, 07:09 AM ET
Scientists are testing a new microphone technology called the remote acoustic sensor (RAS), which is capable of capturing sounds within extreme and often inaccessible aerospace environments.
30 September 2015, 05:46 PM ET
In the film "The Martian" (2015), an astronaut played by Matt Damon has to improvise when his crew leaves him behind by accident. Here's a look at what Watney would need to stay alive on Mars.
30 September 2015, 05:20 PM ET
Matt Damon, Jessica Chastain and other actors in "The Martian" — as well as director Ridley Scott — recently got a chance to ask a few questions of real astronauts Scott Kelly and Kjell Lindgren. Watch the discussion in this new video.
30 September 2015, 04:29 PM ET
SpaceX's Dragon spacecraft orbits Mars before entering the atmosphere and touching down on the Red Planet, as seen in this artist's conception.
30 September 2015, 03:20 PM ET
Are you ready for Mars? NASA is working to get the agency ready for a human mission to the Red Planet in a few decades, and is showcasing its personnel and projects online.
30 September 2015, 11:56 AM ET
The dusty-red sphere now called Mars has fascinated stargazers since the dawn of humanity, but Earthlings' view of the planet has changed drastically over the years.
30 September 2015, 07:00 AM ET
The upcoming sci-fi film "The Martian" features many real-life technologies being developed to help put boots on the Red Planet, but the sleek spacesuits showcased in the upcoming sci-fi film were invented out of whole cloth.
29 September 2015, 03:39 PM ET
The Art of Ed Belbruno: Exclusive Space.com Event
29 September 2015, 02:31 PM ET
The Google Doodle for today (Sept. 29) features an adorable custom video that celebrates the recent discovery of liquid water on the surface of Mars.
29 September 2015, 07:00 AM ET
The discovery boosts the chances that life may exist today on or near the Martian surface, researchers said. And it makes the outlook for putting boots on the Red Planet, which NASA hopes to do by the end of the 2030s, a bit rosier as well.
29 September 2015, 07:00 AM ET
Without giving away too many spoilers about "The Martian," there's a scene in the book (and upcoming movie) in which a dust storm causes damage and knocks an astronaut over. Could that actually happen on the Red Planet?
28 September 2015, 04:19 PM ET
Scientists have found liquid water on Mars — does it mean life can exist there, too?
28 September 2015, 03:53 PM ET
After decades of speculation, scientists now know for sure that liquid, salty water flows on the surface of Mars. See what the discovery means in our infographic.
28 September 2015, 03:13 PM ET
Mars is all the rage, but will it ever be colonized?
28 September 2015, 01:01 PM ET
The enigmatic dark streaks called recurring slope lineae (RSL) that appear seasonally on steep, relatively warm Martian slopes are caused by salty liquid water, researchers said.
28 September 2015, 12:30 PM ET
Recurring dark lines on slopes – seen for more than a decade in photos by Mars orbiting spacecraft – can now be positively attributed to mineral salts precipitating from liquid water.
28 September 2015, 12:02 PM ET
"The Martian" gets astronauts right, suggests AstroCritic and former ISS commander Leroy Chiao.
28 September 2015, 10:39 AM ET
Planetary scientists have determined that recurring slope lineae flowing downhill on Mars formed by the action of contemporary liquid water.
27 September 2015, 06:50 AM ET
Researchers and NASA officials will unveil the discovery — which the agency described in a media advisory as a "Mars mystery solved" — during a press conference Monday at 11:30 a.m. EDT. You can watch it live here on Space.com, courtesy of NASA TV.
24 September 2015, 06:42 PM ET
The two celestial objects form a striking "double star" about one-quarter of the way up in the eastern sky one hour before sunrise through the end of September. They are closest together early Friday morning (Sept. 25).
24 September 2015, 07:00 AM ET
The Mars Orbiter Mission (MOM) spacecraft, also known as Mangalyaan, arrived at the Red Planet on the night of Sept. 23, 2014 (Sept. 24 GMT and Indian Standard Time) — just two days after NASA's MAVEN probe reached Mars orbit.
23 September 2015, 04:31 PM ET
The Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft arrived in orbit around the Red Planet on Sept. 21, 2014, 10 months after blasting off from Florida's Cape Canaveral Air Force Station.
23 September 2015, 07:11 AM ET
The dark, fingerlike features that creep down steep Martian slopes in warm weather continue to puzzle scientists, and generate debate about the best ways to investigate the features.