NASA has lost contact with a Mars orbiter that has circled the planet for more than a decade, collecting science data and serving as a communications relay.

An unusual new rock collection discovered by NASA's Perseverance Mars rover suggests the Red Planet's ancient past was wet ...

The search for past or present life on Mars should be the top priority for the first human mission to the Red Planet, according to the National Academies of Sciences, Engineering, and Medicine.

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

The footage, which NASA released on Dec. 3, was captured by the Perseverance rover inside Jezero Crater on Sept. 6, as ...

NASA astronaut Jonny Kim has returned to Earth after an eight-month mission aboard the International Space Station. He ...

Scientists in Boulder are using existing NASA spacecraft to track a rare interstellar comet called 31/ATLAS as it travels ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

A major new study lays out plans for crewed missions to Mars, with the search for extraterrestrial life being a top priority ...

A NASA rover that launched from Florida detected electrical sparks igniting within small dusty tornadoes whirling on Mars' ...

After a yearslong series of setbacks, NASA's Escape and Plasma Acceleration and Dynamics Explorers, or ESCAPADE, mission has ...

NASA funds new software to enhance drone navigation over featureless Martian terrain. This initiative supports autonomous ...