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Today in History
| 1473 | Copernicus born. | 546 years ago |
| 1766 | W. Herschel's first recorded observation. | 253 years ago |
| 1781 | Méchain discovers M108. | 238 years ago |
Post date:
Monday, May 23, 2011 - 10:38pm
Last modified:
Saturday, February 20, 2016 - 12:45pm