The OSP (Orbital Suborbital Program) launch vehicles consits of components of retired Minuteman-2 missiles combined with new fabricated parts to create a low cost launch vehicle for modest orbital missions and sub orbital target delivery. Common for all versions are the M-55 and SR-19 first and second stages taken from the Minuteman-2. The Minotaur-2+ features also a SR-73-AJ/TC-1 third stage of the Minuteman-3.
| Version | Stage 1 | Stage 2 | Stage 3 |
|---|---|---|---|
| Minotaur-2+ | M-55E1 | SR-19-AJ-1 | SR-73-AJ-1 or SR-73-TC-1 |
No. TypNo Type Date LS Payload
857 1 Minotaur-2+ TLV-6 23.08.2007 Va LF-06 * NFIRE 2A Target 860 2 Minotaur-2+ TLV-8 23.09.2008 Va LF-06 * NFIRE 2B Target planned launches Launch Sites CC Cape Canaveral NC Narrow Cape (Kodiak Island) Va Vandenberg AFB WI Wallops Island * = suborbital
