LOS ANGELES — NASA's flagship mission to land a nuclear-powered, next-generation rover on Mars is facing development problems and ballooning costs that could threaten its scheduled launch next year.

NASA’s Curiosity rover has assembled a string of chemical evidence from ancient Martian rocks that, taken together, builds the strongest circumstantial case yet for conditions that could have ...

Mars Express and Curiosity detected methane and long-chain organic molecules in Gale Crater, including decane, undecane, and dodecane analyzed by the SAM laboratory.

NASA’s Mars Science Laboratory (MSL) has successfully completed a set of rigorous actuator tests, which agency managers hope is a sign that the problem-plagued rover mission has finally turned a ...

NASA’s Curiosity rover has uncovered some of the largest organic molecules ever detected on Mars, and scientists say ordinary geology may not fully explain them.

Scientists studying a rock sample collected by NASA’s Curiosity rover have uncovered something tantalizing: the largest ...

It’s an age-old question. Was there ever life on Mars? Earth just got closer to an answer — maybe. A rover built and managed in Southern California, with a mission to understand the Red Planet has ...

(PhysOrg.com) -- NASA's next Mars rover will land at the foot of a layered mountain inside the planet's Gale crater.

Research from NASA's Curiosity rover has found evidence of a carbon cycle on ancient Mars. Research from NASA's Curiosity rover has found evidence of a carbon cycle on ancient Mars, bringing ...

At 10:31 Sunday evening, Pacific Standard Time, the Mars Laboratory called "Curiosity" will land on the Red Planet, after decelerating from 13,000 miles an hour in just seven minutes. We hear about ...