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The 19th century
1,725 inventions and discoveries
| Invention or discovery | Date | Inventor or discoverer | Type |
|---|---|---|---|
| NGC 3219 | April 11, 1882 | Édouard Stephan | brightest cluster galaxy |
| NGC 3744 | April 11, 1882 | Édouard Stephan | spiral galaxy |
| NGC 3761 | April 11, 1882 | Édouard Stephan | elliptical galaxy |
| NGC 4587 | April 17, 1882 | Johann Palisa | lenticular galaxy |
| NGC 3839 | April 19, 1882 | Édouard Stephan | radio galaxy |
| NGC 3515 | April 20, 1882 | Édouard Stephan | radio galaxy |
| NGC 4581 | April 20, 1882 | Edward S. Holden | elliptical galaxy |
| NGC 2634 | August 11, 1882 | Wilhelm Tempel | elliptical galaxy |
| NGC 2653 | August 18, 1882 | Wilhelm Tempel | galaxy |
| 230 Athamantis | September 3, 1882 | Leo Anton Karl de Ball | asteroid |
| 231 Vindobona | September 10, 1882 | Johann Palisa | asteroid |
| NGC 140 | November 5, 1882 | Édouard Stephan | spiral galaxy |
| NGC 4604 | 1883 | Christian Heinrich Friedrich Peters | galaxy |
| NGC 3213 | March 13, 1883 | Édouard Stephan | spiral galaxy |
| NGC 3522 | April 26, 1883 | Lewis A. Swift | elliptical galaxy |
| NGC 3588-1 | May 8, 1883 | Lewis A. Swift | galaxy |
| NGC 2636 | July 27, 1883 | Wilhelm Tempel | elliptical galaxy |
| NGC 2646 | July 27, 1883 | Wilhelm Tempel | lenticular galaxy |
| NGC 2256 | August 1883 | Wilhelm Tempel | lenticular galaxy |
| NGC 2258 | August 1883 | Wilhelm Tempel | lenticular galaxy |
| NGC 2314 | August 1883 | Wilhelm Tempel | elliptical galaxy |
| NGC 3555 | August 24, 1883 | Lewis A. Swift | elliptical galaxy |
| NGC 181 | October 6, 1883 | Édouard Stephan | lenticular galaxy |
| NGC 184 | October 6, 1883 | Édouard Stephan | lenticular galaxy |
| NGC 666 | November 22, 1883 | Édouard Stephan | spiral galaxy |
| NGC 1194 | November 23, 1883 | Édouard Stephan | lenticular galaxy |
| NGC 621 | November 24, 1883 | Édouard Stephan | lenticular galaxy |
| NGC 841 | November 24, 1883 | Édouard Stephan | intermediate spiral galaxy |
| NGC 653 | November 29, 1883 | Édouard Stephan | spiral galaxy |
| NGC 1222 | December 5, 1883 | Édouard Stephan | lenticular galaxy |
| Allington Pippin | 1884 | Thomas Laxton | apple cultivar |
| NGC 2785 | March 16, 1884 | Édouard Stephan | galaxy |
| NGC 2966 | March 16, 1884 | Édouard Stephan | intermediate spiral galaxy |
| NGC 3118 | March 16, 1884 | Édouard Stephan | spiral galaxy |
| NGC 2860 | March 17, 1884 | Édouard Stephan | astronomical radio source |
| NGC 2922 | March 18, 1884 | Édouard Stephan | astronomical radio source |
| NGC 2766 | March 22, 1884 | Édouard Stephan | spiral galaxy |
| NGC 3864 | March 23, 1884 | Édouard Stephan | spiral galaxy |
| NGC 2987 | March 25, 1884 | Édouard Stephan | spiral galaxy |
| NGC 2971 | March 26, 1884 | Édouard Stephan | spiral galaxy |
| NGC 3542 | March 26, 1884 | Édouard Stephan | radio galaxy |
| NGC 4239 | April 1884 | Carl Frederik Pechüle | elliptical galaxy |
| NGC 3040A | April 6, 1884 | Édouard Stephan | lenticular galaxy |
| NGC 1213 | October 14, 1884 | Lewis A. Swift | low-surface-brightness galaxy |
| NGC 1212 | October 18, 1884 | Lewis A. Swift | lenticular galaxy |
| NGC 1264 | October 19, 1884 | Guillaume Bigourdan | low-surface-brightness galaxy |
| NGC 1259 | October 21, 1884 | Guillaume Bigourdan | lenticular galaxy |
| NGC 1283 | October 23, 1884 | Guillaume Bigourdan | elliptical galaxy |
| NGC 7459 | October 26, 1884 | Lewis A. Swift | interacting galaxies |
| NGC 1121 | November 9, 1884 | Lewis A. Swift | lenticular galaxy |
| NGC 975 | November 9, 1884 | Lewis A. Swift | lenticular galaxy |
| NGC 1265 | November 14, 1884 | Guillaume Bigourdan | elliptical galaxy |
| NGC 1271 | November 14, 1884 | Guillaume Bigourdan | elliptical galaxy |
| NGC 946 | December 12, 1884 | Édouard Stephan | lenticular galaxy |
| NGC 903 | December 13, 1884 | Édouard Stephan | lenticular galaxy |
| NGC 904 | December 13, 1884 | Édouard Stephan | elliptical galaxy |
| NGC 1178 | December 17, 1884 | Guillaume Bigourdan | star |
| NGC 1517 | December 23, 1884 | Édouard Stephan | spiral galaxy |
| NGC 3736 | 1885 | Ralph Copeland | spiral galaxy |
| São Vicente Caves | 1885 | James Yate Johnson | show cave |