Family-level launch record combining canonical variants, historical missions, public cadence forecasts, and available payload performance specs.
Historical missions are grouped by actual launch year. Forecast cadence uses family-level launch-rate rows.
| Year | Historical missions | Forecast launches |
|---|---|---|
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2013 | 1 | 0 |
| 2017 | 1 | 0 |
| 2020 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 2 |
| 2027 | 0 | 2 |
| 2028 | 0 | 2 |
| 2029 | 0 | 2 |
| 2030 | 0 | 2 |
| 2031 | 0 | 2 |
| 2032 | 0 | 2 |
| 2033 | 0 | 2 |
| 2034 | 0 | 2 |
| 2035 | 0 | 2 |
| 2036 | 0 | 2 |
Payload capacity by variant and target orbit when structured capacity rows are available.
| Variant | Orbit | Capacity | Altitude | Inclination | Source |
|---|---|---|---|---|---|
Minotaur IV | LEO | 1,735 kg | Unknown | Unknown | Manual Minotaur IV public-performance fallback. |
Latest launched missions using variants in this family.
| Mission | Variant | Launch |
|---|---|---|
| STP-S29A | Minotaur IV | Apr 7, 2026 |
| NROL-174 | Minotaur IV | Apr 16, 2025 |
| NROL-129 | Minotaur IV | Jul 15, 2020 |
| ORS-5 Mission |
Canonical variants rolled up into this launch vehicle family.
| Variant | Stages | Missions | Status |
|---|---|---|---|
Minotaur IV | Not stated | 4 | Active |
Minotaur IV+ | Not stated | 1 | Retired |
Minotaur IV 2 | Not stated | 1 | Retired |
Minotaur IV H | Not stated | 1 | Retired |
| 2037 | 0 | 2 |
| 2038 | 0 | 2 |
| 2039 | 0 | 2 |
| 2040 | 0 | 2 |
| 2041 | 0 | 2 |
1 launch location represented.
| Year | Location | Launches | Confidence | Basis |
|---|---|---|---|---|
| 2026 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2027 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2028 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2029 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2030 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2031 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2032 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2033 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2034 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2035 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2036 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2037 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2038 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2039 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2040 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. |
| 2041 | Vandenberg Space Force Base | 2 | 20% | Editable low-confidence Minotaur IV annual throughput fallback. Site-year coverage backfill copied nearest prior site-rate row. |
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Minotaur IV 2 |
| Aug 26, 2017 |
| LADEE Mission | Minotaur V | Sep 7, 2013 |
| Tacsat-4 | Minotaur IV+ | Sep 27, 2011 |
| STP S26 | Minotaur IV H | Nov 20, 2010 |
| SBSS | Minotaur IV | Sep 26, 2010 |
Upcoming mission rows with announced launch timing.
| Mission | Variant | Announced |
|---|---|---|
No forecasted missionsNo upcoming announced mission rows are linked to this vehicle family. | ||
Minotaur V | Not stated | 1 | Retired |
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
Editable low-confidence Minotaur IV annual throughput fallback.
The OSP program developed the Orbital/Suborbital Space Launch Vehicle, also known as the OSP Minotaur.
Northrop Grumman’s Minotaur 4 rocket will launch an Electro-Optical Infrared (EO/IR) Weather System (EWS) prototype that will demonstrate commercial weather imaging technologies for military use.
Northrop Grumman Systems Corporation will accomplish one launch of its Minotaur IV rocket to deliver the EWS Operational Demonstration-1 prototype satellite to low Earth orbit.
STP-S29A was awarded to Northrop Grumman with a $29,900,000 task order to launch the mission in September 2024 on a Minotaur 4 small launch vehicle.
Wallops currently hosts two Northrop Grumman Antares launches per year and an occasional Minotaur launch by Northrop Grumman.
Northrop Grumman Systems Corporation’s Minotaur IV launch vehicle will deliver up to 200 kg of STP cubesats to low Earth orbit with a planned launch date in Sept. 2024.
The Minotaur 1’s third and fourth stages are commercially produced motors that are also used on the Pegasus XL air-launched rocket.
The Minotaur 1 is a small rocket that can launch payloads up to 580 kg to low Earth orbit.
Northrop Grumman Corporation built and operated the Minotaur I launch vehicle used for the NROL-111 mission.
The NROL-129 mission launched in 2020 on a Northrop Grumman Minotaur 4 rocket, which is a larger vehicle than the Minotaur 1.
The U.S. Space Force launched a classified payload for the National Reconnaissance Office on 2021-06-15 aboard a Minotaur I rocket at 9:35 a.m. EDT from NASA’s Wallops Flight Facility in Virginia.
A Northrop Grumman Minotaur 1 four-stage solid fuel rocket launched three National Reconnaissance Office payloads on 2021-06-15 at 9:35 a.m. Eastern from the Mid-Atlantic Regional Spaceport at NASA’s Wallops Flight Facility in Virginia.
The Minotaur 1 has completed 12 successful missions since it was introduced in 2000.
A Minotaur 1 launch of a National Reconnaissance Office mission was scheduled to launch from Wallops Island on 2021-06-15.
Another Minotaur launch for the National Reconnaissance Office, NROL-111, is planned for summer 2021 from Wallops.
The Minotaur 4 has launched missions from Wallops Island, Vandenberg Air Force Base in California, Kodiak Island in Alaska, and Cape Canaveral Air Force Station in Florida.
Pegasus is Northrop Grumman’s air-launched rocket and, together with Minotaur solid rockets, serves Department of Defense and intelligence agency customers.
The Minotaur 4 can launch payloads of up to 1,730 kg to low Earth orbit.
Surplus rocket motors are shipped from Hill Air Force Base to launch locations where Northrop Grumman assembles the Minotaur rockets.
A Northrop Grumman Minotaur 4 solid propellant rocket launched the NROL-129 mission for the National Reconnaissance Office on 2020-07-15 at 9:46 a.m. Eastern from NASA’s Wallops Flight Facility in Virginia.