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- Heinrich Louis d'Arrest
Credited to Heinrich Louis d'Arrest
139 inventions and discoveries
| Invention or discovery | Date | Type |
|---|---|---|
| NGC 940 | September 26, 1865 | lenticular galaxy |
| NGC 953 | September 26, 1865 | elliptical galaxy |
| NGC 1050 | September 27, 1865 | spiral galaxy |
| NGC 1285 | October 28, 1865 | spiral galaxy |
| NGC 1303 | October 28, 1865 | lenticular galaxy |
| NGC 1420 | October 28, 1865 | star system |
| NGC 4148 | February 7, 1866 | lenticular galaxy |
| NGC 2794 | March 15, 1866 | spiral galaxy |
| NGC 2797 | March 15, 1866 | intermediate spiral galaxy |
| NGC 3719 | March 15, 1866 | radio galaxy |
| NGC 3720 | March 15, 1866 | spiral galaxy |
| NGC 3716 | April 6, 1866 | lenticular galaxy |
| NGC 3558 | April 15, 1866 | elliptical galaxy |
| NGC 2591 | August 12, 1866 | spiral galaxy |
| NGC 3759 | August 19, 1866 | lenticular galaxy |
| NGC 3809 | August 20, 1866 | lenticular galaxy |
| NGC 4510 | September 9, 1866 | elliptical galaxy |
| NGC 3538 | September 15, 1866 | galaxy |
| NGC 4481 | October 7, 1866 | spiral galaxy |