Launched in October 2024, Europa Clipper is on a 1.8-billion-mile (2.9-billion-kilometer) journey to study Jupiter and its moons. On March 1, it flew within 550 miles (884 kilometers) of Mars' surface ...

The aerospace giant says it can revive Mars Sample Return with a leaner, lower-cost approach drawing on proven designs.

As it soared past Mars in March, NASA's Europa Clipper conducted a critical radar test that had been impossible to accomplish ...

Lower launch costs have made a Mars mission feasible—but political infighting now threatens SpaceX’s critical role. In a YouGov/CBS survey conducted in June 2025, as many as 65% of Americans expressed ...

Can you teach an old Mars rover new tricks? NASA says the answer is a resounding “yes.” Following its landing on Mars 13 ...

A deceptive difference having to do with Earth's and Mars's gravity may be the reason why NASA's rovers get stuck in the ...

NASA's acting administrator Sean Duffy plans to accelerate the construction of a nuclear reactor that could be used on the ...

NASA's acting administrator Sean Duffy plans to accelerate the construction of a nuclear reactor that could be used on the ...

The space agency has previously explored the possibility of installing a electricity-generating nuclear reactor on the lunar surface capable of powering a sustained human presence, but Duffy ...

Thirteen years after Curiosity landed on Mars, engineers are finding ways to make the NASA rover even more productive. The ...

United flight with over 200 passengers declares 'mayday' with engine failure after takeoff from D.C. You Should Never Order ...

On Aug. 4, 2007, NASA launched its Phoenix Mars Lander on a mission to touch down on Mars. The robotic spacecraft was ...