Like a runner rounding third base on his way to home plate, comet Siding Spring will sprint past Mars this October while making a beeline for the Sun. Siding Spring's buzz of the red planet will afford us not only an unprecedented ...
Space Exploration
Jun 30, 2014
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3,500 million years ago the Martian crater Gale, through which the NASA rover Curiosity is currently traversing, was covered with glaciers, mainly over its central mound. Very cold liquid water also flowed through its rivers ...
Space Exploration
Jun 25, 2014
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(Phys.org) —NASA's Mars Curiosity rover will complete a Martian year—687 Earth days—on June 24, having accomplished the mission's main goal of determining whether Mars once offered environmental conditions favorable ...
Space Exploration
Jun 24, 2014
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NASA's decade old Opportunity rover has reached a long sought after region of aluminum-rich clay mineral outcrops at a new Endeavour crater ridge now "named 'Pillinger Point' after Colin Pillinger the Principal Investigator ...
Space Exploration
Jun 17, 2014
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Where volcanoes meet glaciers, lakes often form. This happens in many places on Earth and in at least one place off it: Arsia Mons, Mars.
Space Exploration
Jun 14, 2014
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(Phys.org) —Sandy landforms formed by the wind, or aeolian bedforms, are classified by the wavelength—or length—between crests. On Mars, we can observe four classes of bedforms (in order of increasing wavelengths): ...
Space Exploration
Jun 6, 2014
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The canyon-like scars which line Mars' crust are seen by many as evidence for liquid water. But a study now suggests that a different kind of fluid – one much less hospitable to life – may actually have carved these features.
Space Exploration
Jun 3, 2014
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(Phys.org) —Heat from a volcano erupting beneath an immense glacier would have created large lakes of liquid water on Mars in the relatively recent past. And where there's water, there is also the possibility of life. A ...
Space Exploration
May 27, 2014
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(Phys.org) —Researchers have discovered on the Red Planet the largest fresh meteor-impact crater ever firmly documented with before-and-after images. The images were captured by NASA's Mars Reconnaissance Orbiter (MRO).
Space Exploration
May 22, 2014
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Primeval lava flows formed the massive canyons and gorge systems on Mars. Water, by contrast, was far too scarce on the red planet to have cut these gigantic valleys into the landscape. This is the conclusion of several years ...
Space Exploration
May 12, 2014
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