Scientists combine observations from Mars missions to get the clearest and most accurate track of 3I/Atlas so far.

Mars’s Coloe Fossae reveals a landscape shaped by ancient ice ages, with deep valleys, cratered terrain, and frozen debris flows preserved from a time when the planet’s climate dramatically shifted.

A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get them back to Earth. For years, the U.S. space agency's Perseverance rover has been scouring Mars and scooping up intriguing rock ...

Earth and the planetary object that gave rise to the Moon were likely born in the same region of the solar system.