NASA researchers have identified geological structures on Mars that are unlike anything found on Earth. From spider-like ...

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

The upcoming spring exhibition at San Francisco’s Exploratorium, opening Saturday, invites museum patrons to immerse ...

Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: NASA/MSSS/Caltech/ CTX topography: NASA/MSSS/USGS HiRISE: NASA/U.Arizona/USGS/Amaz ...

Surrounded by hundreds of onlookers, Hirokuni Kakiuchi stood with his neck craned toward the ceiling at the 2011 Tokyo ...

Red-and-green-tinted clouds drift through the Martian sky in a new set of images captured by NASA's Curiosity rover using its ...

A massive meteor strike on Mars sent shockwaves across the planet, revealing that some of its tremors weren’t tectonic but ...

An annual safety report to NASA has both praise and also underscores a number of cautionary woes, including the space ...

With funding from NASA, a Texas A&M University graduate student is working to better understand the environment of Mars ...

A Mars image shows a strange square formation. Some think it's artificial, but experts suggest natural causes.

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A new paper released today documents the first soil, airfall dust, and rock fragment samples collected by NASA for return ...