05 January 2013, 11:02 AM ET
The Curiosity rover has snapped photos of a Martian "flower" and "Snake River" on Mars.
03 January 2013, 07:00 AM ET
NASA's Spirit rover landed nine years ago today, and its twin Opportunity followed three weeks later.
02 January 2013, 01:02 PM ET
Earth has been sending probes to Mars for decades, but some missions stand above the rest.
27 December 2012, 02:41 PM ET
Curiosity spent its first Christmas on Mars exploring a new area of the Red Planet.
27 December 2012, 07:00 AM ET
NASA's Mars rover Curiosity is the largest rover ever sent to the Red Planet. Get the latest news and discoveries from the mission here.
20 December 2012, 07:00 AM ET
Radiation risk currently limits space journeys to about one year, experts say.
19 December 2012, 01:01 PM ET
Adam Steltzner led the team that landed Curiosity on Mars this past August.
12 December 2012, 07:01 AM ET
The six-wheeled robot is depicted in MAD's venerable fold-in feature.
11 December 2012, 06:11 PM ET
On Sol 84 (Oct. 31, 2012), NASA's Curiosity rover used the Mars Hand Lens Imager (MAHLI) to capture this set of 55 high-resolution images, which were stitched together to create this full-color self-portrait as seen in this space wallpaper.
10 December 2012, 02:33 PM ET
Engineers installed a potential fix shortly before the rover launched last November.
05 December 2012, 07:00 AM ET
NASA will keep running Curiosity and its other Mars assets as long as they're scientifically viable.
05 December 2012, 07:00 AM ET
Some scientists want the 2020 rover mission to collect pieces of Mars for eventual return to Earth.
04 December 2012, 07:31 PM ET
NASA will launch a new Mars science rover with new tools to study the Red Planet. Former astronaut and associate administrator of NASA's Science Mission Directorate John Grunsfeld outlines the next 8 years of Mars exploration.
04 December 2012, 10:51 AM ET
Mars explorers could spend nearly two years on the Red Planet without receiving a worryingly high dose.
03 December 2012, 12:58 PM ET
Soil analysis on Mars by the roving laboratory has delivered a detection of simple organic compounds. Further review will determine if it is actually from Mars or residuals from the rovers time on Earth and, critically, if it is the result of life.
03 December 2012, 12:00 PM ET
NASA's Curiosity rover found Martian dirt containing chlorine, water and sulfur compounds.
03 December 2012, 08:50 AM ET
The Mars Science Laboratory spent six weeks investigating an area on Mars that was dubbed 'Rocknest'. Next up - the rover will be moving on to 'Point Lake' where it will look for a good target to drill.
03 December 2012, 06:00 AM ET
The annual fall meeting of the American Geophysical Union lasts all week.
02 December 2012, 07:00 AM ET
Don't expect a historic announcement, agency officials say.
29 November 2012, 05:18 PM ET
Curiosity hasn't yet found organic compounds in the Martian soil.
29 November 2012, 03:48 PM ET
The scientists and engineers who operate Curiosity are finally adjusting back to Earth time after months of working according to Martian time. Because a day on Mars lasts about 40 minutes longer, work shifts for the MSL team were based on Mars days
28 November 2012, 11:01 AM ET
Curiosity launched on Nov. 26, 2011, and landed on Mars Aug. 5 of this year.
26 November 2012, 02:23 PM ET
Experts offer guesses about NASA's major Red Planet find.
22 November 2012, 08:00 AM ET
The six-wheeled robot will scout out possible target rocks for its first drilling activity.
21 November 2012, 06:43 PM ET
Mission scientist for the Mars Science Laboratory, Dr. John Grotzinger, talks to SPACE.com about how the instrumentation on the rover made the find that he calls "one for the history books". Results to be announced early December.
20 November 2012, 01:14 PM ET
The news is apparently big, but we won't hear any details for several weeks.
16 November 2012, 11:17 AM ET
Since arriving on the Red Planet in August, Curiosity's been analyzing its environment with an array of sensors. Pressure readings indicate the presence of dust devils, but the twisters likely haven't been dusty enough to photograph yet.
15 November 2012, 04:16 PM ET
Initial findings suggest levels comparable to those experienced on the International Space Station.
14 November 2012, 07:00 AM ET
Curiosity's SAM instrument ingested its first pinch of dirt on Nov. 9.
12 November 2012, 09:20 AM ET
The Sample Analysis at Mars (SAM) is a suite of three instruments that is studying the Martian atmosphere. Carbon Dioxide has been measured in abundance and the rover is actively searching for methane, seen from Earth and Space, telescopically.
07 November 2012, 02:42 PM ET
After operating on Mars time for three months, Curiosity's mission controllers are finally working more regular hours.
02 November 2012, 05:47 PM ET
The gas is commonly produced by life here on Earth.
02 November 2012, 02:18 PM ET
The 1-ton robot will keep sniffing the Red Planet's air.
02 November 2012, 12:25 PM ET
Like a tourist, the robot stretched out its arm to capture itself and its surroundings.
02 November 2012, 09:45 AM ET
The CheMin (Chemistry and Mineralogy) instrument aboard the Mars Science Laboratory has delivered its first results on the make up of the Martian soil it sampled.
01 November 2012, 12:02 PM ET
The press conference will provide an update of Curiosity's studies of the Martian atmosphere.