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The 18th century
723 inventions and discoveries
| Invention or discovery | Date | Inventor or discoverer | Type |
|---|---|---|---|
| Sakuramochi | 1717 | Chomeiji Sakuramochi | — |
| Crab Nebula | 1731 | John Bevis | supernova remnant |
| Messier 2 | September 11, 1746 | Giovanni Domenico Maraldi | globular cluster |
| Caelum | 1750 | Nicolas Louis de Lacaille | constellation |
| Morphy Defence | 1750 | Ercole del Rio | chess opening |
| Reticulum | 1750 | Nicolas Louis de Lacaille | constellation |
| Microscopium | 1751 | Nicolas Louis de Lacaille | constellation |
| NGC 2547 | 1751 | Nicolas Louis de Lacaille | star cluster |
| NGC 3228 | 1751 | Nicolas Louis de Lacaille | star cluster |
| Norma | 1751 | Nicolas Louis de Lacaille | constellation |
| Telescopium | 1751 | Nicolas Louis de Lacaille | constellation |
| Antlia | 1752 | Nicolas Louis de Lacaille | constellation |
| Horologium | 1752 | Nicolas Louis de Lacaille | constellation |
| Octans | 1752 | Nicolas Louis de Lacaille | constellation |
| Pyxis | 1752 | Nicolas Louis de Lacaille | constellation |
| Circinus | 1756 | Nicolas Louis de Lacaille | constellation |
| Musca | 1756 | Nicolas Louis de Lacaille | constellation |
| Pictor | 1756 | Nicolas Louis de Lacaille | constellation |
| Roller skates | 1760 | John Joseph Merlin | type of product |
| Carina | 1763 | Nicolas Louis de Lacaille | constellation |
| Vela | 1763 | Nicolas Louis de Lacaille | constellation |
| C/1769 P1 | August 8, 1769 | Charles Messier | non-periodic comet |
| Whitsunday Island | 1770 | James Cook | island |
| Molybdenum | 1778 | Carl Wilhelm Scheele | chemical element |
| NGC 1857 | September 30, 1780 | William Herschel | open cluster |
| NGC 2349 | 1783 | Caroline Herschel | unknown astronomical object |
| NGC 3274 | 1783 | William Herschel | spiral galaxy |
| NGC 381 | 1783 | James Dunlop | open cluster |
| Tellurium | 1783 | Franz-Joseph Müller von Reichenstein | chemical element |
| NGC 2509 | December 3, 1783 | William Herschel | open cluster |
| NGC 596 | December 13, 1783 | William Herschel | elliptical galaxy |
| NGC 1587 | December 19, 1783 | William Herschel | elliptical galaxy |
| NGC 1588 | December 19, 1783 | William Herschel | elliptical galaxy |
| NGC 1589 | December 19, 1783 | William Herschel | spiral galaxy |
| NGC 2063 | December 26, 1783 | William Herschel | asterism |
| NGC 2251 | December 26, 1783 | William Herschel | open cluster |
| NGC 2304 | December 30, 1783 | William Herschel | open cluster |
| NGC 3655 | December 30, 1783 | William Herschel | spiral galaxy |
| NGC 4262 | 1784 | William Herschel | lenticular galaxy |
| NGC 4343 | 1784 | William Herschel | spiral galaxy |
| NGC 4179 | January 14, 1784 | William Herschel | lenticular galaxy |
| NGC 2245 | January 16, 1784 | William Herschel | reflection nebula |
| NGC 1896 | January 17, 1784 | William Herschel | open cluster |
| NGC 1662 | January 18, 1784 | William Herschel | star cluster |
| NGC 2939 | January 18, 1784 | William Herschel | radio galaxy |
| NGC 3332 | January 18, 1784 | William Herschel | lenticular galaxy |
| NGC 4578 | January 18, 1784 | William Herschel | lenticular galaxy |
| NGC 2508 | January 23, 1784 | William Herschel | lenticular galaxy |
| NGC 2894 | January 23, 1784 | William Herschel | spiral galaxy |
| NGC 3462 | January 23, 1784 | William Herschel | lenticular galaxy |
| NGC 4470 | January 23, 1784 | William Herschel | spiral galaxy |
| NGC 4612 | January 23, 1784 | William Herschel | lenticular galaxy |
| NGC 2269 | January 24, 1784 | William Herschel | star cluster |
| NGC 3055 | January 24, 1784 | William Herschel | intermediate spiral galaxy |
| NGC 4420 | January 24, 1784 | William Herschel | spiral galaxy |
| NGC 4643 | January 24, 1784 | William Herschel | lenticular galaxy |
| NGC 4453 | January 28, 1784 | William Herschel | spiral galaxy |
| NGC 4591 | January 28, 1784 | William Herschel | spiral galaxy |
| NGC 1498 | February 8, 1784 | William Herschel | star cluster |
| NGC 2194 | February 11, 1784 | William Herschel | open cluster |