Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...
A canyon is a deep, narrow valley with steep sides. Here on Earth, canyons are typically formed by long-term erosion from ...
Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...
Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...
The Grand Canyon in Arizona got carved by water over millions of years of slow but steady erosion. Two similarly-sized canyons on the moon got carved by flying rocks in about ten minutes.
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