Inventions & discoveries: H
18 inventions and discoveries
| Invention or discovery | Date | Inventor or discoverer | Type |
|---|---|---|---|
| Hadron | 1962 | Lev Okun | type of quantum particle |
| Hakuhō Buddha | 1909 | Jōe Shibata | Buddharupa |
| Hammond organ | 1930 | Laurens Hammond | musical instrument model |
| Han Yuan Volume 30 | 1917 | Katsumi Kuroita | Kotenseki |
| HD 101930 b | February 14, 2005 | High Accuracy Radial Velocity Planet Searcher | exoplanet |
| HD 114729 b | 2002 | R. Paul Butler | exoplanet |
| HD 141937 b | April 4, 2001 | Stéphane Udry | substellar object |
| HD 187085 b | March 14, 2006 | Geoffrey Marcy | exoplanet |
| HD 210277 b | 1998 | Geoffrey Marcy | exoplanet |
| HD 40307 b | 2008 | High Accuracy Radial Velocity Planet Searcher | exoplanet |
| HD 40307 c | June 16, 2008 | High Accuracy Radial Velocity Planet Searcher | exoplanet |
| HD 40307 d | June 16, 2008 | High Accuracy Radial Velocity Planet Searcher | exoplanet |
| HD 46375 b | March 29, 2000 | Geoffrey Marcy | exoplanet |
| Helpmate | 1854 | Max Lange | type of chess problem |
| Hipp chronoscope | 1848 | Matthäus Hipp | — |
| Horologium | 1752 | Nicolas Louis de Lacaille | constellation |
| Hydra | May 15, 2005 | Marc Buie | moon of Pluto |
| Hydrus | 1597 | Petrus Plancius | constellation |