Cancel
Done

Skywatch - MP3

Menu

Episode 411: Earth's Oldest Impact Crater

Play Aug 30•4:35

A huge, new asteroid impact crater discovered in Greenland is thought to be a billion years older than any other known asteroid impact crater on Earth. Erosion features on Earth -? rain, wind, continental shift -? make finding evidence of impact craters very difficult. This new crater is about 62 miles across and believed to be 3 billion years old. Universe Today on the crater Wikipedi...

Report

Are you sure you want to report this content as offensive?

Confirm Cancel

This content has been reported.


Close
30
30
0:00 / 0:00