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Jul 12, 2019 ·
2m
Statistically, asteroid hunters are thought to have discovered 90 to 95% of the Earth approaching asteroids larger than about 3,000 feet in diameter. There are thought to be at least...
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Statistically, asteroid hunters are thought to have discovered 90 to 95% of the Earth approaching asteroids larger than about 3,000 feet in diameter. There are thought to be at least 50 more out there. Where are they?
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| Author | Dr. Al Grauer |
| Website | - |
| Tags |
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