Program
STP1
- Payloads
- 35
- In orbit
- 21
- Operational (CelesTrak)
- 2
- Re-entered
- 14
- First launch
- 1967-06-29
- Latest launch
- 2008-04-16
Owners
- USAF SMC/DoD Space Test Program9
- US Air Force Space Systems Division4
- USAF Space and Missile Systems Organization3
- AFRL/RV2
- US Air Force Space and Missile Center2
- AFRL/STP1
- USAF Rome1
- AFSSD2/MSFC1
- ONR/RICE1
- Sandia National Laboratories (SNL-NM)1
- USAF Space and Missile Center, TEV directorate1
- USAF Starfire Optical Range, AFRL1
Built by
Payloads in this program
| Name | Status |
|---|---|
| AURORA 1 | - |
| OPS 3850 | Re-entered 1982-01-31 |
| ASTEX 1 | - |
| OPS 8180 (RADCAT) | Re-entered 2012-08-02 |
| OPS 8180 (STP RADSAT) | - |
| OPS 8452 | Re-entered 1975-05-26 |
| OPS 5547 | Re-entered 1978-05-01 |
| OPS 3986 | Re-entered 1986-04-24 |
| SCATHA | - |
| SOLWIND | Re-entered 1992-07-20 |
| USA 56 | - |
| USA 57 | - |
| ATLAS 28E DEB | - |
| ATLAS 28E DEB | - |
| CRRES | - |
| REX 1 | - |
| ALEXIS | - |
| RADCAL | - |
| STEP 2 | - |
| APEX | Re-entered 2024-05-22 |
| REX 2 | - |
| FORTE | Operational |
| STEP M4 | Re-entered 2001-03-31 |
| PAN SAT (PO-34) | Re-entered 2026-09-03 |
| MIGHTYSAT 1 | Re-entered 1999-11-21 |
| ARGOS | - |
| JAWSAT (WO-39) | Not operational |
| OCS | Re-entered 2001-03-05 |
| OPAL (OO-38) | Not operational |
| MTI | Re-entered 2022-05-14 |
| TSX-5 | - |
| MIGHTYSAT 2.1 | Re-entered 2002-11-12 |
| PICOSAT 9 | - |
| CORIOLIS | Operational |
| C/NOFS | Re-entered 2015-11-28 |
From GCAT by Jonathan McDowell (CC BY 4.0). Roles are counted from the catalogue itself, not from GCAT type labels, which GCAT describes as patchy. About this source