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Minotaur I

Rocket file · LV-175

Minotaur I

Orbital Sciences Corporation · Minotaur · IN SERVICE

Photograph: NASA · NASA Image and Media Guidelines · licence

Minotaur I is an expendable launch vehicle built by Orbital Sciences Corporation. It stands 19.2 m tall, lifts 580 kg to low Earth orbit, first flew on 27 January 2000. It has flown 12 times with 12 successes, a success rate of 100.0%. It has nothing on the Launch Library 2 schedule right now.

Specification

Vehicle spec sheet

ON FILE
Height19.2 m
Diameter1.7 m
Payload to LEO580 kg
Payload to GTONOT ON FILE
Maiden flight27 January 2000
ReusableNo, expendable
Launch costNOT ON FILE
StatusIN SERVICE

As listed by Launch Library 2. The cost is Launch Library’s figure, not a quoted price. Figures for rockets outside the sixty most-flown were last read on 2026-11-05.

Flight record

Reliability

ON RECORD
Total flights12
Successful12
Failed0
Success rate100.0%
Landing attempts0
Landing successN/A
Scheduled0

About Minotaur I

The Minotaur I launch system is derived from converted Minuteman II ICBMs and is used to launch small satellites for the US Government. The first and second stages, taken directly from decommissioned Minuteman missiles, are mated to the Orion third and fourth stages taken from the Pegasus XL air-launched rocket family. An optional hydrazine-powered fifth stage called HAPS can be used.The Minotaur I launch system is derived from converted Minuteman II ICBMs and is used to launch small satellites for the US Government. An optional hydrazine-powered fifth stage called HAPS can be used.

Upcoming flights

Manifest

EMPTY

There's no Minotaur I flight on the Launch Library 2 schedule right now.

All upcoming launches

From NASA's public image library and Wikimedia Commons. Each photo shows the credit its licence asks for and links back to where it came from.

Minotaur on launch pad at Wallops Island
Minotaur on launch pad at Wallops IslandNASA · public domainWikimedia Commons ↗
NFIRE1
NFIRE1Unknown author · public domainWikimedia Commons ↗
Tondo Minotaur London E4 MAN
Tondo Minotaur London E4 MANPainter of London E 4 · CC BY 2.5Wikimedia Commons ↗

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Common questions

How many times has Minotaur I flown?
12 times, with 12 successes and 0 failures.
What is Minotaur I's success rate?
100.0%. That's 12 successful flights out of 12 attempts.
When is the next Minotaur I launch?
Minotaur I has nothing on the Launch Library 2 schedule right now.
How much can Minotaur I lift to orbit?
Launch Library 2 lists Minotaur I at 580 kg to low Earth orbit.
Is Minotaur I reusable?
No. Launch Library 2 lists Minotaur I as expendable, so no stage is recovered to fly again.