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.
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.
Space Exploration
Jan 26, 2017
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136
For some time, scientists have known that Mars was once a much warmer and wetter environment than it is today. However, between 4.2 and 3.7 billion years ago, its atmosphere was slowly stripped away, which turned the surface ...
Space Exploration
Sep 14, 2018
0
41
Nothing says springtime on Mars like defrosting dunes.
Planetary Sciences
Mar 17, 2022
3
632
(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 ...
Space Exploration
Oct 31, 2010
5
0
NASA's next Mars explorer is going to have company all the way to the red planet: a couple of puny yet groundbreaking sidekicks.
Space Exploration
May 4, 2018
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185
Repeated high-resolution observations made by NASA's Mars Reconnaissance Orbiter (MRO) indicate the gullies on Mars' surface are primarily formed by the seasonal freezing of carbon dioxide, not liquid water.
Space Exploration
Jul 11, 2014
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0
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 ...
Space Exploration
Jun 8, 2015
83
1415
(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
4
0
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 ...
Space Exploration
Feb 7, 2014
2
0
Most impact craters are usually circular and fairly symmetric, but not all. This oddly shaped crater on Mars is obviously an impact crater, but it has a unique oblong shape. What happened?
Planetary Sciences
Apr 25, 2022
1
62