H-II
H-II family
· built by Mitsubishi Heavy Industries
· maiden flight 1994-02-03
Profile data last updated: 2026-08-29T15:37:07.354998+00:00 | 7531-10-17
The H-II rocket was a Japanese satellite launch system which flew seven times between 1994 and 1999 with 5 successes. It was developed by NASDA in order to give Japan a capability to launch larger satellites in the 1990s. It was the first two stage liquid fuelled rocket Japan made using only domestic technologies.
Specifications
49.0 mLength
4.0 mDiameter
260 tLaunch mass
2Stages
Payload Capacity
10060 kgTo LEO
3930 kgTo GTO
Lifetime Launch Record
As reported by Launch Library 2 across this rocket's entire history, not just the launches tracked on this site.
7Total launches
6Successful
1Failed
0Upcoming
Launches Tracked on This Site
7In our archive
85.7%Success rate
Feb 03, 1994 22:20 UTCEarliest tracked
Nov 15, 1999 07:29 UTCMost recent
| Mission | Date | Status |
|---|---|---|
| H-II | MTSAT | Nov 15, 1999 07:29 UTC | Failure |
| H-II | Kakehashi | Feb 21, 1998 07:55 UTC | Success |
| H-II | TRMM & ETS 7 | Nov 27, 1997 21:27 UTC | Success |
| H-II | Midori | Aug 17, 1996 01:53 UTC | Success |
| H-II | SFU & Himawari 5 | Mar 18, 1995 08:01 UTC | Success |
| H-II | Kiku-6 | Aug 28, 1994 07:50 UTC | Success |
| H-II | Myojo & Ryusei | Feb 03, 1994 22:20 UTC | Success |