News tagged with martian

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Gullies and Flow Features on Crater Wall

Nov 26, 2009 | 4.5 / 5 (2) | 0

(PhysOrg.com) -- This image from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter shows a sample of the variety and complexity of processes that may occur ...

A Mars Rover Named 'Curiosity'

Space & Earth / Space Exploration

Oct 30, 2009 | 4.9 / 5 (18) | 2

(PhysOrg.com) -- If you found your grandmother's diary, tattered and dust covered, up in the attic, would you read it? Of course you would. Granny was a pistol! Brush off the dust, open up the little book, ...

NASA to Begin Attempts to Free Sand-Trapped Mars Rover

Space & Earth / Space Exploration

Nov 12, 2009 | 5 / 5 (6) | 0

(PhysOrg.com) -- NASA will begin transmitting commands to its Mars exploration rover Spirit on Monday as part of an escape plan to free the venerable robot from its Martian sand trap.

A Tale of Planetary Woe (w/ Video)

Space & Earth / Space Exploration

Nov 11, 2009 | 4.2 / 5 (11) | 5

Once upon a time — roughly four billion years ago — Mars was warm and wet, much like Earth. Liquid water flowed on the Martian surface in long rivers that emptied into shallow seas. A thick atmosphere blanketed ...

Distal Rampart of Crater in Chryse Planitia

Space & Earth / Space Exploration

Nov 13, 2009 | 5 / 5 (1) | 0

(PhysOrg.com) -- Impact craters on Mars are kind of neat. Many of them look very different than impact craters seen on Earth's moon or Mercury. Fresh lunar and Mercurian craters have ejecta blankets that look ...