Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: ...

The spacecraft that has quietly rewritten our understanding of Mars just crossed a very visible milestone: the Mars Reconnaissance Orbiter has captured its 100,000th close-up view of the Red Planet.

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. The orbiter, one of three zooming around Mars' atmosphere, had been working as expected before it ...

The bright irregularly-shaped feature in area “a” of the image is Opportunity’s parachute, now lying on the martian surface. Near the parachute is the cone-shaped “backshell” that helped protect ...

The 100,000th image captured by NASA's Mars Reconnaissance Orbiter. NASA/JPL-Caltech/University of Arizona NASA’s Mars Reconnaissance Orbiter (MRO) has been flying ...

One of NASA’s workhorse spacecraft in orbit around Mars has fallen silent, leaving agency personnel scrambling to troubleshoot the issue. The Mars Atmosphere and Volatile Evolution (MAVEN) mission ...

LONDON -- It turns out the Beagle has landed after all -- but it never called home. The spacecraft Beagle-2 went missing on Christmas Day 2003, when it was supposed to land on Mars and start ...

NASA's MAVEN spacecraft, which has orbited Mars since 2014, went quiet abruptly in early December. Efforts to reestablish a ...

Searching for water on Mars often feels like chasing a flicker of hope in a cold and quiet world. You read about dried riverbeds, ancient lakes, and canyons carved by water that vanished long ago. So ...

NASA’s Mars Atmosphere and Volatile EvolutioN orbiter has gone silent after more than a decade of groundbreaking research, leaving engineers scrambling to determine what went wrong with the reliable ...

When the orbit of NASA’s Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft took it behind the Red Planet on December 6th, ground controllers expected a temporary loss of signal (LoS).

Before-and-after images taken with the Context Camera (CTX) on NASA's Mars Reconnaissance Orbiter show the impact site on Jan. 16, 2012, at left, and on April 6, 2014, at right. [Read the Full Story] ...