| 1990-007B | Hagoromo |
| 2002-024A | Hai Yang 1 |
| 1979-014A | Hakucho |
| 1997-005A | HALCA |
| 2005-017B | HAMSAT |
| 2004-007A | Han Byul |
| 1997-005A | Haruka |
| 1974-040A | Hawkeye 1 |
| 2009-028D | Hawksat-1 |
| 2003-019A | Hayabusa |
| 2010-020A | Hayato |
| 1978-041A | HCMM |
| 1993-061E | Healthsat |
| viz. | HEAO |
| viz. | Hélios [průzkumné družice] |
| viz. | Helios [sluneční sondy] |
| 1992-066A | Hellas Sat 1 |
| 2003-020A | Hellas Sat 2 |
| viz. | HEOS |
| 1976-004A | Hermes |
| 2009-026A | Herschel |
| 2002-004A | HESSI |
| 1996-061A | HETE |
| 2000-061A | HETE-2 |
| viz. | Hexagon |
| 1997-086A | HGS-1 |
| 1996-006A | HGS-3 |
| 1997-074B | Hikoboshi |
| 1997-074B | Hikoboshi/Orihime |
| 1983-063A | Hilat |
| viz. | Himawari |
| 2006-041A | Hinode |
| 1981-017A | Hinotori |
| 1989-062B | Hipparcos |
| viz. | Hispasat |
| 1990-007A | Hiten |
| viz. | Hitchhiker |
| 2006-041F | HIT-Sat |
| 2009-002B | Hitomi |
| 2004-050A | HLVOLSDP |
| 2009-072B | HO-68 |
| 2003-044A | Horizons 1 |
| 2007-063B | Horizons 2 |
| viz. | Hot Bird |
| 1990-037B | HST |
| 1993-075A | HST SM-1 |
| 1997-004A | HST SM-2 |
| 1999-069A | HST SM-3A |
| 2002-010A | HST SM-3B |
| 2009-025A | HST SM-4 |
| 2009-048A | HTV-1 |
| 2011-003A | HTV-2 |
| 1997-061C | Huygens |
| 2002-024A | HY-1A |
| 2007-010A | HY-1B |
| 2011-043A | HY-2A |
| 2010-065A | HYLAS-1 |