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- Édouard Stephan
Credited to Édouard Stephan
139 inventions and discoveries
| Invention or discovery | Date | Type |
|---|---|---|
| NGC 946 | December 12, 1884 | lenticular galaxy |
| NGC 903 | December 13, 1884 | lenticular galaxy |
| NGC 904 | December 13, 1884 | elliptical galaxy |
| NGC 1517 | December 23, 1884 | spiral galaxy |
| NGC 2514 | January 19, 1885 | spiral galaxy |
| NGC 2484 | January 21, 1885 | lenticular galaxy |
| NGC 2638 | January 21, 1885 | lenticular galaxy |
| NGC 2357 | February 6, 1885 | spiral galaxy |
| NGC 2424 | February 6, 1885 | spiral galaxy |
| NGC 2393 | February 7, 1885 | spiral galaxy |
| NGC 2406 | February 7, 1885 | elliptical galaxy |
| NGC 2407 | February 7, 1885 | lenticular galaxy |
| NGC 2411 | February 7, 1885 | elliptical galaxy |
| NGC 2540 | February 10, 1885 | spiral galaxy |
| NGC 2617 | February 12, 1885 | spiral galaxy |
| NGC 2398-1 | February 22, 1885 | spiral galaxy |
| NGC 2581 | March 7, 1885 | spiral galaxy |
| NGC 2657 | March 7, 1885 | lenticular galaxy |
| NGC 3007 | March 16, 1885 | lenticular galaxy |