The HiRise camera is living up to its name, capturing a rare look at the veteran rover from way up in Martian orbit.

New research suggests ancient Mars may have been warm and wet, with rainfall or snowmelt carving its iconic valleys.

A reddish star is about to pass through a "beehive" of stars. That "star" is actually one of Earth's planetary neighbors.

Perhaps the best known of all comets is Halley, correctly pronounced so that it rhymes with rally, not daily. It is named after the 17th-18th century astronomer Edmond Halley. This ...

The findings have been published in the journal Science. Curiosity’s Latest Discovery Working with the NASA Mars Science Laboratory Curiosity Rover team, Ben Tutolo, Ph.D., an associate professor with ...

Scientists have long puzzled over why Mars, once protected by a global magnetic field like Earth, now shows only a magnetic imprint mostly concentrated in the planet’s southern hemisphere. A new study ...

on Earth, are produced by biological activity. While fatty acids can form without biological input, which may be the case on Mars, their existence on the Red Planet means that signs of life may be ...

Mars is about 140 million miles from our cozy planet. A human mission to that cold, rocky neighbor would mean being away from Earth for about 3 years. But the things those explorers would see and ...

A British-built Mars rover stuck on Earth since the start of the war in Ukraine may soon be on its way after the UK Space Agency agreed to pay for its ride down to the Red Planet. The European ...

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