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 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 ...

Mars has become one of the most intensely studied destinations in planetary science, with rovers, landers, and orbiters ...

NASA engineers spun next-gen Mars helicopter blades past Mach 1 without shattering them. See how JPL unlocked the future of alien flight.

Laboratory experiments further supported this finding by demonstrating that ferrihydrite remains stable and retains its characteristic poorly crystalline form under conditions similar to those on ...

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 ...

NASA’s Psyche spacecraft just used Mars as a giant gravitational slingshot to continue its journey toward a strange metal rich asteroid. The close flyby boosted the spacecraft’s speed by about 1,000 ...

NASA’s Psyche spacecraft just used Mars as a giant slingshot on its journey to a mysterious metal world that could reveal what’s hidden inside planets like Earth.