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"Our work is a new piece of evidence that suggests that Mars was once a much more complex and active planet than it is now." ...
A 54-pound meteorite from Mars is expected to fetch up to $4 million when it goes up for auction later this month at ...
They're not actual spiders, of course, but rather strange geological features.
On Wednesday, Sotheby’s will auction off a chunk of rock believed to have originated on Mars for an anticipated two to four ...
A new map shows hidden Martian rivers stretching thousands of miles, offering fresh evidence of a warm, wet ancient Mars.
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Mariner 4, built by JPL in Pasadena, took the images on July 14, 1965. One of the mission's leaders reflects on decades of ...