
STP-H6 [DoD]
The STP-H6 (Space Test Program - Houston 6) is a combo of experiments to be hosted on the International Space Station (ISS).
STP-H6 will carry eight SERB experiments, including experiments related to star tracker and communications technology and space environment monitoring.
STP-H6 includes following experiments (not complete):
The STP-H6 package was launched in May 2019 as an external payload in the Dragon CRS-17 trunk. STP-H6 was installed on an ELC.
In November 2021, the STP-H6 packacge was disposed of by using the Cygnus CRS-16 freighter.
| Nation: | USA |
|---|---|
| Type / Application: | Technology |
| Operator: | US Air Force (USAF), STP (Space Test Program) |
| Contractors: | |
| Equipment: | |
| Configuration: | Attached ISS payload |
| Propulsion: | None |
| Power: | Via ISS |
| Lifetime: | |
| Mass: | |
| Orbit: | 400 km × 400 km, 51.6 (typical) |
| Satellite | COSPAR | Date | LS | Launch Vehicle | Remarks | |
|---|---|---|---|---|---|---|
| STP-H6 | N/A | 04.05.2019 | CC SLC-40 | Falcon-9 v1.2 (Block 5) | with Dragon CRS-17, OCO 3, Red-Eye 1 |

Pressurized elements:
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Logistics: |