What's New

NASA's senior Mars rover, Opportunity, is driving to a new study area after a dramatic finish to 20 months on "Cape York" with examination of a rock intensely altered by water.
 Read More

NASA's Mars rover Opportunity now holds the record for farthest driving by a NASA vehicle on a world away from Earth, passing a mark set by an Apollo astronaut-driven rover.
 Read More

Scientists using images from NASA's Mars Reconnaissance Orbiter have estimated that the planet is bombarded by more than 200 small asteroids or bits of comets per year forming craters at least 12.8 feet (3.9 meters) across.
 Read More

The team operating NASA's Curiosity Mars rover has selected a second target rock for drilling and sampling.
 Read More

Two prominent aerospace industry organizations are recognizing the contributions of NASA, especially the achievements of the team that landed NASA's Curiosity rover on Mars in August, with coveted awards.
 Read More

NASA's Curiosity Mars rover social media campaign and the agency's Solar System Exploration website win Webby Awards, the leading honor for the best of the Internet.
 Read More

NASA is inviting members of the public to submit their names and a personal message online for a DVD to be carried aboard a spacecraft that will study the Martian upper atmosphere.
 Read More

NASA's Mars Exploration Rover Opportunity has exited a standby mode and is now executing a sequence of commands sent by the rover team.
 Read More

The team in charge of landing NASA's Mars rover Curiosity, managed by the Jet Propulsion Laboratory, received the museum's highest group honor.
 Read More

On a new list of the 100 most influential people on Earth, three work at the same California address, where they've led projects to study things that are not on Earth.
 Read More

Two NASA spacecraft orbiting Mars, both working long past their original prime missions, have new project managers at NASA's Jet Propulsion Laboratory, Pasadena, Calif.
 Read More

Hardware from a spacecraft that the Soviet Union landed on Mars in 1971 might appear in images from NASA's Mars Reconnaissance Orbiter.
 Read More

NASA's official Twitter feed, @NASA, has won its second consecutive Shorty award for the best government use of social media.
 Read More

Mars has lost much of its original atmosphere, but what's left remains quite active, recent findings from NASA's Mars rover Curiosity indicate.
 Read More

Photos from NASA's Mars Reconnaissance Orbiter show how the parachute that helped NASA's Curiosity rover land on Mars last summer has subsequently changed its shape on the ground.
 Read More

An instrument that will measure the composition of Mars' upper atmosphere has been integrated into NASA's Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft. MAVEN has a scheduled launch date of Nov. 18.
 Read More

A comet is heading for Mars, and there is a chance that it might hit the Red Planet in October 2014. An impact wouldn't necessarily mean the end of NASA's Mars program, but it would transform the program along with Mars itself.
 Read More

When the Mars Atmosphere and Volatile Evolution (MAVEN) mission begins its journey to the Red Planet in 2013, it will carry a sensitive magnetic-field instrument built and tested by a team at NASA’s Goddard Space Flight Center in Greenbelt, Md.
 Read More

NASA's Mars rover Curiosity has resumed science investigations after recovery from a computer glitch that prompted the engineers to switch the rover to a redundant main computer on Feb. 28.
 Read More

The positions of the planets next month will mean diminished communications between Earth and NASA's spacecraft at Mars.
 Read More

NASA's Mars rover Curiosity has returned to active status and is on track to resume science investigations, following two days in a precautionary standby status, "safe mode."
 Read More

Engineers have quickly diagnosed a software issue that prompted NASA's Mars rover Curiosity to put itself into a precautionary standby status over the weekend.
 Read More

NASA's Mars rover Curiosity has seen evidence of water-bearing minerals in rocks near where it had already found clay minerals inside a drilled rock.
 Read More

NASA's Mars Curiosity and lunar GRAIL missions, managed by the Jet Propulsion Laboratory in Pasadena, Calif., will be among those discussed during the 44th Lunar and Planetary Science Conference in Houston on March 18 to 22.
 Read More

Rising above the present location of NASA's Mars rover Curiosity, higher than any mountain in the 48 contiguous states of the United States, Mount Sharp is featured in new imagery from the rover.
 Read More

The six science instruments that comprise the Particles and Fields Package that will characterize the solar wind and ionosphere of Mars have been integrated aboard NASA's Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft.
 Read More

The down-to-Earth persona of NASA's Mars Curiosity rover, expressed on Twitter, Facebook, live streaming on Ustream, viral videos and the first Foursquare check-in from another planet, has captured the 2013 South by Southwest (SXSW) Interactive Award for best social media campaign.
 Read More

The team in charge of successfully landing NASA's Mars rover Curiosity will receive the Smithsonian National Air and Space Museum's 2013 Trophy for Current Achievement.
 Read More

An analysis of a rock sample collected by NASA's Curiosity rover shows ancient Mars could have supported living microbes.
 Read More

NASA's Mars rover Curiosity continues to move forward with assessment and recovery from a memory glitch that affected the rover's A-side computer. Curiosity has two computers that are redundant of one another.
 Read More

NASA's Mars Reconnaissance Orbiter has provided images allowing scientists for the first time to create a 3-D reconstruction of ancient water channels below the Martian surface.
 Read More

NASA will hold a news conference at 10 a.m. PDT (1 p.m. EDT), Tuesday, March 12, to discuss the Curiosity rover's analysis of the first sample of rock powder ever collected on Mars.
 Read More

Latest observations indicate comet 2013 A1 will pass within 186,000 miles (300,000 kilometers) of Mars on Oct. 19, 2014.
 Read More

NASA's Mars rover Curiosity has transitioned from precautionary "safe mode" to active status on the path of recovery from a memory glitch last week. Resumption of full operations is anticipated by next week.
 Read More

The ground team for NASA's Mars rover Curiosity has switched the rover to a redundant onboard computer in response to a memory issue on the computer that had been active.
 Read More

NASA's Mars rover Curiosity has delivered sample portions of rock powder collected from the interior of a rock on Mars into laboratory instruments inside the rover.
 Read More

A NASA project that allows students to use a camera on a spacecraft orbiting Mars for research has received a new education prize from the journal Science.
 Read More

NASA will host a media teleconference at noon PST (3 p.m. EST) today, Feb. 20, to provide an update on the Mars rover Curiosity mission. Earlier today, Curiosity engineers confirmed the rover had collected the first-ever sample from inside a rock on Mars.
 Read More

NASA's Mars rover Curiosity has relayed new images that confirm it has successfully obtained the first sample ever collected from the interior of a rock on another planet.
 Read More

NASA's Mars Curiosity rover/Mars Science Laboratory and its team will receive a trio of National Space Club awards.
 Read More

On Mars, as on Earth, sometimes things can take on an unusual appearance.
 Read More

NASA's Curiosity rover has, for the first time, used a drill carried at the end of its robotic arm to bore into a flat, veiny rock on Mars and collect a sample from its interior.
 Read More

NASA's Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft is assembled and is undergoing environmental testing at Lockheed Martin Space Systems facilities, near Denver, Colo.
 Read More

NASA's Mars rover Curiosity has produced some rock powder with its drill as the last major test before the rover's first full drilling.
 Read More

NASA's Mars rover Curiosity used the hammering action of its drill on Feb. 2 as the second-to-last major test before the first full drilling to collect a sample of rock dust.
 Read More

NASA's Mars rover Curiosity has placed its drill onto a series of four locations on a Martian rock and pressed down on it with the rover's arm, in preparation for using the drill in coming days.
 Read More

Researchers using NASA's Mars Reconnaissance Orbiter see seasonal changes on far-northern Martian sand dunes caused by warming of a winter blanket of frozen carbon dioxide.
 Read More

NASA's Mars rover Curiosity has for the first time used the camera on its arm to take photos at night, illuminated by white lights and ultraviolet lights on the instrument.
 Read More

Though NASA's newer Mars rover has been capturing more attention recently, durable Opportunity remains hard at work after nine years of roving on the Red Planet.
 Read More

A NASA spacecraft is providing new evidence of a wet underground environment on Mars that adds to an increasingly complex picture of the Red Planet's early evolution.
 Read More

It's an all-American, once-every-four-years tradition: the inauguration of a president. On Monday, Jan. 21, the Red Planet will join the traditional red-white-and-blue pageantry when a life-size model of NASA's Mars rover Curiosity appears in the inaugural parade after President Barack Obama takes the oath of office.
 Read More

The people of NASA's Mars Science Laboratory mission have been named winners of a 2013 Space Foundation award for advancing exploration of space.
 Read More

NASA's Mars rover Curiosity is driving toward a flat rock with pale veins that may hold clues to a wet history on the Red Planet.
 Read More

NASA will host a media teleconference at 10 a.m. PST (1 p.m. EST) on Tuesday, Jan. 15, to provide an update about the Curiosity rover's mission to Mars' Gale Crater.
 Read More

NASA's Mars rover Curiosity has completed first-time use of a brush it carries to sweep dust off rocks.
 Read More

After imaging during the holidays, NASA's Mars rover Curiosity resumed driving Jan. 3 and pulled within arm's reach of a sinuous rock feature called "Snake River."
 Read More