Similar-looking ridges on Mars have diverse origins

Thin, blade-like walls, some as tall as a 16-story building, dominate a previously undocumented network of intersecting ridges on Mars, found in images from NASA's Mars Reconnaissance Orbiter.

Mars volcanic deposit tells of warm and wet environment

(PhysOrg.com) -- Roughly 3.5 billion years ago, the first epoch on Mars ended. The climate on the red planet then shifted dramatically from a relatively warm, wet period to one that was arid and cold. Yet there was at least ...

Martian glass: Window into possible past life?

Researchers from Brown University have used satellite data to detect deposits of glass within impact craters on Mars. Though formed in the searing heat of a violent impact, the glasses just might provide a delicate window ...

A habitable environment on Martian volcano?

(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 ...

Curiosity's first photo of home planet Earth from Mars

18 months into her mission to discover a habitable zone on the Red Planet, NASA's Curiosity rover has at last looked back to the inhabited zone of all humanity and snapped her 1st image of all 7 Billion Earthlings living ...

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