Minotaur IV
Minotaur family
· built by Orbital ATK
· maiden flight 2010-09-26
Profile data last updated: 2026-08-15T20:08:04.839063+00:00 | 7531-09-01
The Minotaur IV launch system is derived from the Peacekeeper ICBM. The first three stages are taken directly from decommissioned Peacekeeper missiles. A fourth stage, the Orion-38, is taken from the Pegasus family of air-launched rockets.
Specifications
23.9 mLength
2.35 mDiameter
86 tLaunch mass
4Stages
2200 kNLiftoff thrust
Payload Capacity
1735 kgTo LEO
Lifetime Launch Record
As reported by Launch Library 2 across this rocket's entire history, not just the launches tracked on this site.
5Total launches
5Successful
0Failed
1Upcoming
Launches Tracked on This Site
5In our archive
100.0%Success rate
Sep 26, 2010 04:41 UTCEarliest tracked
Apr 07, 2026 11:33 UTCMost recent
| Mission | Date | Status |
|---|---|---|
| Minotaur IV | STP-S29A | Apr 07, 2026 11:33 UTC | Success |
| Minotaur IV | NROL-174 | Apr 16, 2025 19:33 UTC | Success |
| Minotaur IV | NROL-129 | Jul 15, 2020 13:46 UTC | Success |
| Minotaur IV | ORS-5 | Aug 26, 2017 06:04 UTC | Success |
| Minotaur IV | SBSS (USA-216) | Sep 26, 2010 04:41 UTC | Success |