A strange surface rock examined by NASA's Mars rover Opportunity is believed to have formed deep within the crust, possibly ejected from a nearby crater upon impact, and may reveal information about the composition of the planet's interior.
Monday, January 25, 2010
Unusual Martian Rock
A strange surface rock examined by NASA's Mars rover Opportunity is believed to have formed deep within the crust, possibly ejected from a nearby crater upon impact, and may reveal information about the composition of the planet's interior.
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