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- 19th century
The 19th century
1,725 inventions and discoveries
| Invention or discovery | Date | Inventor or discoverer | Type |
|---|---|---|---|
| NGC 1093 | December 6, 1879 | Édouard Stephan | spiral galaxy |
| NGC 1226 | December 6, 1879 | Édouard Stephan | galaxy |
| Gortyn code | 1880 | Federico Halbherr | inscription |
| NGC 3321 | 1880 | Francis Preserved Leavenworth | intermediate spiral galaxy |
| NGC 3722 | 1880 | Francis Preserved Leavenworth | elliptical galaxy |
| Stele of the Vultures | 1880 | Ernest de Sarzec | stele |
| NGC 1694 | January 9, 1880 | Édouard Stephan | spiral galaxy |
| NGC 2119 | January 9, 1880 | Édouard Stephan | elliptical galaxy |
| NGC 1227 | January 10, 1880 | Édouard Stephan | lenticular galaxy |
| NGC 2876 | March 5, 1880 | Édouard Stephan | lenticular galaxy |
| NGC 3035 | March 5, 1880 | Édouard Stephan | spiral galaxy |
| NGC 3018 | March 10, 1880 | Édouard Stephan | spiral galaxy |
| NGC 3154 | March 12, 1880 | Édouard Stephan | radio galaxy |
| NGC 122 | September 27, 1880 | Wilhelm Tempel | unknown astronomical object |
| NGC 123 | September 27, 1880 | Wilhelm Tempel | unknown astronomical object |
| NGC 961 | November 27, 1880 | Édouard Stephan | low-surface-brightness galaxy |
| NGC 1149 | December 2, 1880 | Édouard Stephan | lenticular galaxy |
| NGC 1171 | December 4, 1880 | Édouard Stephan | spiral galaxy |
| NGC 668 | December 4, 1880 | Édouard Stephan | spiral galaxy |
| NGC 2568 | 1881 | Edward Emerson Barnard | galaxy |
| NGC 4276 | 1881 | Christian Heinrich Friedrich Peters | spiral galaxy |
| NGC 4307 | 1881 | Christian Heinrich Friedrich Peters | spiral galaxy |
| NGC 4353 | 1881 | Christian Heinrich Friedrich Peters | galaxy |
| Sant'Antioco bilingual | 1881 | Johannes Schmidt | stele |
| NGC 3867 | March 23, 1881 | Édouard Stephan | spiral galaxy |
| NGC 3979 | April 23, 1881 | Edward S. Holden | low-surface-brightness galaxy |
| NGC 3814 | April 25, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 3843 | April 27, 1881 | Edward S. Holden | lenticular galaxy |
| NGC 4576 | April 27, 1881 | Edward S. Holden | intermediate spiral galaxy |
| NGC 3781 | April 28, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 3785 | April 28, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 4135 | May 4, 1881 | Édouard Stephan | astronomical radio source |
| NGC 4137 | May 4, 1881 | Édouard Stephan | spiral galaxy |
| NGC 4611 | May 17, 1881 | Édouard Stephan | intermediate spiral galaxy |
| NGC 243 | October 18, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 606 | October 18, 1881 | Édouard Stephan | spiral galaxy |
| NGC 573 | October 21, 1881 | Édouard Stephan | spiral galaxy |
| NGC 605 | October 21, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 711 | November 4, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 1063 | November 16, 1881 | Édouard Stephan | intermediate spiral galaxy |
| NGC 1335 | December 14, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 1599 | December 14, 1881 | Édouard Stephan | spiral galaxy |
| NGC 1607 | December 14, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 1280 | December 19, 1881 | Édouard Stephan | spiral galaxy |
| NGC 1468 | December 19, 1881 | Édouard Stephan | lenticular galaxy |
| NGC 1072 | December 20, 1881 | Édouard Stephan | low-ionization nuclear emission-line region |
| NGC 1654 | December 21, 1881 | Édouard Stephan | spiral galaxy |
| NGC 1657 | December 21, 1881 | Édouard Stephan | low-surface-brightness galaxy |
| NGC 1661 | December 21, 1881 | Édouard Stephan | spiral galaxy |
| NGC 1330 | December 26, 1881 | Édouard Stephan | asterism |
| NGC 1443 | 1882 | Wilhelm Tempel | star |
| NGC 156 | 1882 | Wilhelm Tempel | double star |
| NGC 158 | 1882 | Wilhelm Tempel | double star |
| NGC 4322 | 1882 | Wilhelm Tempel | star |
| NGC 4323 | 1882 | Wilhelm Tempel | lenticular galaxy |
| NGC 4562 | 1882 | Wilhelm Tempel | spiral galaxy |
| NGC 4663 | 1882 | Wilhelm Tempel | lenticular galaxy |
| NGC 4316 | March 17, 1882 | Wilhelm Tempel | spiral galaxy |
| NGC 3441 | April 6, 1882 | Edward S. Holden | radio galaxy |
| NGC 3200 | April 10, 1882 | Edward S. Holden | spiral galaxy |