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==Events== |
==Events== |
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| + | * Jan Hendrik Oort, a famous Dutch astronomer, first postulates the existence of the [[Oort cloud]], the collection of ice and dust at the boundary of a star's influence. |
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| − | * ''None yet.'' |
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Revision as of 00:35, 18 October 2004
Events
- Jan Hendrik Oort, a famous Dutch astronomer, first postulates the existence of the Oort cloud, the collection of ice and dust at the boundary of a star's influence.
| 1949 | 20th Century 1950s |
1951 |