| Invention or discovery | Date | Inventor or discoverer |
|---|---|---|
| NGC 2063 | December 26, 1783 | William Herschel |
| NGC 2394 | December 28, 1785 | William Herschel |
| NGC 629 | 1825 | Friedrich Georg Wilhelm von Struve |
| NGC 305 | October 29, 1825 | John Frederick William Herschel |
| NGC 1523 | December 6, 1834 | John Frederick William Herschel |
| NGC 737 | October 11, 1850 | William Parsons, 3rd Earl of Rosse |
| NGC 843 | September 16, 1865 | Heinrich Louis d'Arrest |
| NGC 2875 | March 7, 1874 | Lawrence Parsons, 4th Earl of Rosse |
| NGC 1330 | December 26, 1881 | Édouard Stephan |