Delta II 7920-10C | STSS-DEMO/GMD
United Launch Alliance flew Delta II 7920-10C | STSS-DEMO/GMD on a Delta II out of Cape Canaveral SFS, FL, USA, placing its payload in LEO.
- Launch time
- Status
- SUCCESS
- Operator
- United Launch Alliance
- Mission type
- Government/Top Secret
- Rocket
- Delta II
- Launch site
- Cape Canaveral SFS, FL, USA
- Launch pad
- Space Launch Complex 17B
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 2009-09-25T12:20:00.000ZDelta II clears the pad at Cape Canaveral SFS, FL, USA and begins its ascent.
- Delta II pushes through the region of maximum dynamic pressure.
- First stage completes its burn; main engine cutoff.
- First and second stages separate on schedule.
- Second-stage ignition confirmed.
- Orbital insertion burn complete; now in LEO.
- Mission declared a complete success.