628-Close Approaches
Feb 19, 2021 ·
2m
In 2020 my team the Catalina Sky Survey discovered 171 asteroids which can occasionally come closer to us than our Moon. In fact 21 of them, averaging 25 feet in...
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In 2020 my team the Catalina Sky Survey discovered 171 asteroids which can occasionally come closer to us than our Moon. In fact 21 of them, averaging 25 feet in diameter can come close enough to our home planet to pass through the cloud of communications satellites which surround Earth.
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| Author | Dr. Al Grauer |
| Website | - |
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