Mars is a planet marked by thousands of craters, but what makes some of them truly bizarre? Thanks to the HiRISE camera ...

Researchers at Harvard's Paleomagnetics Lab have made a compelling case that Mars' magnetic field, which could have supported ...

Rocks were flying everywhere, willy-nilly, smacking into the newly formed planets, pocking them with craters and gouging out ...

NASA's Perseverance rover is scaling the western rim of Mars' Jezero Crater, facing its toughest challenge yet. The rover's ...

Researchers are particularly interested in understanding whether Mars was habitable, and if so, during what period.

Researchers find Mars may have supported life up to 3.9 billion years ago, challenging previous theories of early dynamo ...

The Perseverance rover spotted a quick glimpse of a cosmic “googly eye” on Mars during a recent solar eclipse. As Phobos, one ...

Evidence suggests Mars could very well have been teeming with life billions of years ago. Now cold, dry, and stripped of what was once a potentially protective magnetic field, the red planet is a kind ...

In September, NASA's Perseverance rover captured images that have stirred up fascination and debate, with some formations ...

Temporary flows of saltwater could explain mysterious gullies and fan-shaped deposits spotted across asteroid Vesta.

See NASA rover's spectacular photos of a "potato eclipse" on Mars as its "asteroid moon" Phobos transited across the sun's ...

New research reveals a hidden 1,500-kilometer impact structure on Venus, challenging our understanding of planetary impacts ...