425-Greg's Comet
Feb 2, 2018 ·
2m
Greg's comet comes into our neighborhood once per human lifetime and spends most of it's time in the lonely space high above or far below the rest of the members...
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Greg's comet comes into our neighborhood once per human lifetime and spends most of it's time in the lonely space high above or far below the rest of the members of our solar system.
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| Author | Dr. Al Grauer |
| Website | - |
| Tags |
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