The wispy, blue ice clouds of Mars are actually made of pulverized meteors, a new study claims.
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This is one of the most tangible pieces of evidence yet for the idea that explosive volcanism was more common on early Mars.
A team of undergraduate students at Drake University in Iowa is developing a magnetic shield to defend interplanetary astronauts from the intense cosmic radiation between Earth and Mars.
Sometime in the last decade, something heavy slammed into the Martian atmosphere and blasted apart into a hard rain of superheated material.
Northern Chile's dry and desolate Atacama Desert hosts the world's largest array of astronomical observatories. Scientists have called the largely lifeless region Earth's closest analogue of Mars.