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Inventions & discoveries
4,360 inventions and discoveries
| Invention or discovery | Date | Inventor or discoverer | Type |
|---|---|---|---|
| NGC 4248 | February 9, 1788 | William Herschel | irregular galaxy |
| NGC 4617 | February 9, 1788 | William Herschel | spiral galaxy |
| Lord Howe Island | February 17, 1788 | Henry Lidgbird Ball | island |
| NGC 2684 | March 9, 1788 | William Herschel | spiral galaxy |
| NGC 2854 | March 9, 1788 | William Herschel | spiral galaxy |
| NGC 2856 | March 9, 1788 | William Herschel | spiral galaxy |
| NGC 3893 | March 9, 1788 | William Herschel | intermediate spiral galaxy |
| NGC 3320 | April 1788 | William Herschel | spiral galaxy |
| NGC 3577 | April 1788 | William Herschel | spiral galaxy |
| NGC 2810 | December 3, 1788 | William Herschel | elliptical galaxy |
| NGC 1444 | December 18, 1788 | William Herschel | open cluster |
| NGC 2254 | December 28, 1788 | William Herschel | star cluster |
| NGC 2965 | December 31, 1788 | William Herschel | lenticular galaxy |
| Uranium | 1789 | — | lithophile element |
| Zirconium | 1789 | Jöns Jacob Berzelius | lithophile element |
| NGC 2530 | February 22, 1789 | William Herschel | spiral galaxy |
| NGC 2582 | February 22, 1789 | William Herschel | intermediate spiral galaxy |
| NGC 3687 | February 22, 1789 | William Herschel | spiral galaxy |
| NGC 4626 | March 20, 1789 | William Herschel | spiral galaxy |
| NGC 4628 | March 20, 1789 | William Herschel | spiral galaxy |
| NGC 4671 | March 20, 1789 | William Herschel | elliptical galaxy |
| NGC 3652 | March 23, 1789 | William Herschel | spiral galaxy |
| NGC 3658 | March 23, 1789 | William Herschel | lenticular galaxy |
| NGC 3298 | April 12, 1789 | William Herschel | brightest cluster galaxy |
| NGC 3657 | April 12, 1789 | William Herschel | intermediate spiral galaxy |
| NGC 4026 | April 12, 1789 | William Herschel | lenticular galaxy |
| NGC 3594 | April 14, 1789 | William Herschel | lenticular galaxy |
| NGC 3656 | April 14, 1789 | William Herschel | lenticular galaxy |
| NGC 3733 | April 14, 1789 | William Herschel | intermediate spiral galaxy |
| NGC 3780 | April 14, 1789 | William Herschel | spiral galaxy |
| NGC 3824 | April 14, 1789 | William Herschel | spiral galaxy |
| NGC 3850 | April 14, 1789 | William Herschel | spiral galaxy |
| NGC 3888 | April 14, 1789 | William Herschel | spiral galaxy |
| NGC 3916 | April 14, 1789 | William Herschel | spiral galaxy |
| NGC 3977 | April 14, 1789 | William Herschel | spiral galaxy |
| NGC 3990 | April 14, 1789 | William Herschel | lenticular galaxy |
| NGC 3998 | April 14, 1789 | William Herschel | lenticular galaxy |
| NGC 4172 | April 14, 1789 | William Herschel | spiral galaxy |
| NGC 4198 | April 14, 1789 | William Herschel | lenticular galaxy |
| NGC 4675 | April 14, 1789 | William Herschel | radio galaxy |
| NGC 4686 | April 14, 1789 | William Herschel | spiral galaxy |
| NGC 3398 | April 17, 1789 | William Herschel | spiral galaxy |
| NGC 3448 | April 17, 1789 | William Herschel | irregular galaxy |
| NGC 3499 | April 17, 1789 | William Herschel | lenticular galaxy |
| NGC 4141 | April 17, 1789 | William Herschel | spiral galaxy |
| NGC 4195 | April 17, 1789 | William Herschel | low-surface-brightness galaxy |
| NGC 4271 | April 17, 1789 | William Herschel | lenticular galaxy |
| NGC 4284 | April 17, 1789 | William Herschel | spiral galaxy |
| NGC 4290 | April 17, 1789 | William Herschel | radio galaxy |
| NGC 4358 | April 17, 1789 | William Herschel | lenticular galaxy |
| NGC 4362 | April 17, 1789 | William Herschel | lenticular galaxy |
| NGC 4142 | April 26, 1789 | William Herschel | spiral galaxy |
| NGC 4054-1 | April 28, 1789 | William Herschel | galaxy |
| NGC 4199-1 | April 28, 1789 | William Herschel | galaxy |
| Fantascope | 1790 | Étienne-Gaspard Robert | — |
| NGC 1340 | 1790 | William Herschel | elliptical galaxy |
| 8P/Tuttle | January 9, 1790 | Pierre Méchain | periodic comet |
| NGC 3621 | February 17, 1790 | William Herschel | pure-disc galaxy |
| NGC 2432 | March 4, 1790 | William Herschel | star cluster |
| NGC 2479 | March 4, 1790 | William Herschel | open cluster |