Earth’s recent ‘mini-moon’ may be an actual piece of the moon, astronomers say
An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an impact thousands of years ago.
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The Asteroid That Will Be Forever Changed By Passing Near Earth
In 2029, one of the solar system's many asteroids will pass Earth close enough to see with the naked eye. But asteroid ...