Tuesday, December 25, 2018

Mars Orbiter Sends an Amazing Picture of Korolev Crater

via The Verge

The Korolev crater formed sometime in Mars’ turbulent past, when another object slammed into the northern lowlands of the planet, leaving a scar fifty miles wide and more than a mile deep. Dust and water ice slowly accumulated, building up into a glacier that has nearly filled the hole left behind by that long-ago collision.

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