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Scientists investigate mysterious giant scar stretching across Mars — they are baffled how it even got there
The incredible feature, longer than the 446km (227-mile) Grand Canyon at roughly 600km (373 miles), has been captured by the ESA spacecraft Mars Express. The scar, known as Aganippe Fossa, cuts ...
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What's under this hole on the surface of Mars?
Arsia Mons is one of the three dormant volcanos in the Tharsis Montes group of three volcanos. The Tharsis Region of Tharsis Bulge is a vast volcanic plain that's thousands of kilometers across.
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A mega-landslide on Mars
The Thaumasia Highlands are the oldest surface within Tharsis and thus may be the key to understanding the early history not only of Tharsis, but of Mars as well. The model proposed by Montgomery ...