13 February 2015, 07:37 AM ET
Would you die on Mars? The Guardian interviewed three people that want to do just that as part of Mars One — a privately funded one-way mission to Mars planned to launch in the 2020s.
11 February 2015, 03:30 PM ET
Opportunity has now covered 26.094 miles (41.994 kilometers) since touching down on Mars in January 2004, leaving the rover just 660 feet (200 meters) shy of the marathon milestone, NASA officials said today (Feb. 10).
11 February 2015, 01:08 PM ET
On March 18th, 1965, Alexey Leonov stepped out of his Voskhod 2 spacecraft to become the first man to complete an extra vehicular activity (EVA) in space.
11 February 2015, 07:00 AM ET
The search for life on Mars presents us with many challenges – not the least of which is microbial contamination. How do we ensure that microbes from Earth don't hitchhike all the way to the Red Planet and spread there?
10 February 2015, 03:36 PM ET
Elon Musk insists that Mars is a “long-term insurance policy” for “the light of consciousness” in the face of climate change, extinction events, and our recklessness with technology.
10 February 2015, 02:00 PM ET
In this dreamy observation, staring down on Mars' south polar icecap, a European spacecraft has captured stunning ruddy swirls frozen in Martian ice, like cinnamon sprinkles and coffee mixing with the frothy milk atop a rich cappuccino.
09 February 2015, 07:11 AM ET
A NASA rover on Mars is getting another taste of an ancient Martian mountain. The space agency's Curiosity Mars rover arrived at Mount Sharp in Gale Crater about five months ago, and since then, the 1-ton robot has drilled two samples from the tall mounta
06 February 2015, 08:44 PM ET
The icy moon Europa is perhaps the most tantalising destination in our solar system.
06 February 2015, 07:00 AM ET
All seven crewmembers, who will spend two weeks at the Mars Desert Research Station near the Utah town of Hanksville, are astronaut candidates for Mars One's Red Planet colonization effort.
05 February 2015, 04:25 PM ET
Jupiter will dazzle all night long for the entire month, and if you’re awake in the early morning hours, look for the ringed wonder, Saturn. Skywatchers will also have good opportunuties to see Mercury, Venus and Mars this month.
02 February 2015, 06:00 PM ET
Neither Opportunity nor NASA's Lunar Reconnaissance Orbiter is allocated any funds in the White House's fiscal year 2016 budget request. But that doesn't mean the missions will definitely cease operations.
30 January 2015, 07:20 AM ET
Scientists on the Curiosity team have brought into question a recent report about potential trace fossils in the Mars rover's images of the Gillespie rock outcrop.
28 January 2015, 06:20 PM ET
The stars and constellations seen from Mars would be similar to those seen from Earth, but the Red Planet's two moons would be quite a sight for Martian explorers.
28 January 2015, 07:20 AM ET
A greenhouse fire on Dec. 29 halted a simulated Red Planet mission at the Mars Society's Mars Desert Research Station in Utah.
27 January 2015, 12:06 PM ET
NASA cannot put astronauts on Mars in the 2030s under current funding, experts interviewed for an unreleased movie say.
24 January 2015, 10:40 AM ET
Engineers at NASA's Jet Propulsion Laboratory are developing a 2.2-lb. helicopter that would work in partnership with future Mars rovers.
23 January 2015, 06:52 PM ET
The NASA rover landed on the Red Planet on Jan. 25th, 2004 (Jan 24th PST). It has driven 25.9 miles since.
23 January 2015, 06:36 PM ET
The gravity and atmosphere of the Red Planet are far different than that of Earth. Helicopter design would have to be altered - NASA Jet Propulsion Laboratory Bob Balaram explains the challenges.
23 January 2015, 04:30 PM ET
NASA's Opportunity rover celebrates 11 years on Mars Saturday (Jan. 24), and the robot's handlers are marking the occasion with a gorgeous panoramic photo that Opportunity took of its Red Planet environs.
21 January 2015, 05:29 PM ET
Ashwin Vasavada has taken over the top science slot for the Curiosity Mars rover mission, and is ready to climb Mount Sharp.
16 January 2015, 09:37 AM ET
The U.K.-built Beagle 2 Mars lander went missing in December 2003 when it failed to radio home after a Christmas Day landing attempt.
16 January 2015, 09:30 AM ET
Scientists announced today (Jan. 16) that NASA's sharp-eyed Mars Reconnaissance Orbiter (MRO) has spotted Beagle 2, which was part of the European Space Agency's Mars Express mission.
16 January 2015, 09:10 AM ET
See photos revealing the United Kingdom's Beagle 2 lander on Mars. Officials lost contact with the lander before ever finding out if it made it to the Martian surface safely. NASA's Mars Reconnaissance Orbiter captured images of the lost lander.
15 January 2015, 07:00 AM ET
The 1-ton Curiosity rover began conducting "mini-drill" tests on a rock dubbed Mojave this week, to assess the stone's suitability for a full-up drilling and sample-collection operation.
14 January 2015, 07:40 AM ET
The HiRISE camera aboard NASA's Mars Reconnaissance Orbiter (MRO) photographed the crater, which lies in the Red Planet's equatorial Elysium Planitia region, on Dec. 2, 2014.
13 January 2015, 03:25 PM ET
The UK Space Agency is holding a news conference Friday (Jan. 16) to provide an update on Beagle 2, which was supposed to touch down on Dec. 25, 2003, but is thought to have crashed.
11 January 2015, 09:00 AM ET
Getting a handle on what rocky worlds in our solar system would look like from afar will give us a basis for comparison as we seek out distant, habitable exoplanets.
09 January 2015, 07:00 AM ET
Intriguing features photographed by NASA's Mars rover Curiosity probably don't have a biological origin, mission team members say.
07 January 2015, 11:12 AM ET
A careful study of images taken by the NASA rover Curiosity has revealed intriguing similarities between ancient sedimentary rocks on Mars and structures shaped by microbes on Earth. The findings suggest, but do not prove, that life may have existed ear
06 January 2015, 10:30 AM ET
A tiny, self-contained greenhouse has been selected to fly on the robotic lander that Red Planet colonization effort Mars One intends to launch in 2018, group representatives announced today (Jan. 5).
05 January 2015, 09:49 AM ET
Becquerel crater, in the Red Planet's Arabia Terra region harbors sulphate-bearing deposits, likely left behind by flowing water. Darker areas are dust that blew in from the north. ESA’s Mars Express HRSC took the images used to make this animation.
02 January 2015, 07:00 AM ET
How habitable was Mars in the past, and does it have signs of life? This is part of what Mars 2020, a successor to Curiosity, will examine when it arrives on Mars.
31 December 2014, 10:40 AM ET
Problems with NASA's Mars Exploration Rover Opportunity's flash memory have intensified over recent weeks, so Discovery News Space Producer Ian O'Neill spoke with NASA Project Manager John Callas about the severity of the glitches.
26 December 2014, 07:07 AM ET
Mars, like Earth, experiences "macroweather" — atmospheric effects that lie in between short-term weather and long-term climate. The discovery could shed light on the atmospheres of Earth and other planets in the solar system and beyond.
18 December 2014, 10:03 AM ET
NASA's Mars rover Curiosity has made some amazing recent discoveries on the Red Planet. The Discovery Channel documentary 'Red Planet Rover' will chronicle those finds tonight at 10 pm ET/PT.
17 December 2014, 07:00 AM ET
The discovery is not evidence that life exists, or has ever existed, on Mars, researchers stressed. But it does mark the first time that organics have been confirmed inside Red Planet rocks, and it checks off a chief goal of the rover team.