Newslink: How the Mars Moon Phobos Got Its Grooves

zathras (66)in #newslink • 6 years ago

The weird linear grooves scoring the surface of the Mars moon Phobos were carved by boulders knocked loose by a giant impact, a new study suggests.

6 years ago in #newslink by zathras (66)

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steemitboard (66) 6 years ago

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