Soyuz-U | Gamma
Operated by Soviet Space Program, the Astrophysics mission Soyuz-U | Gamma delivered its payload into LEO.
- Launch time
- Status
- SUCCESS
- Operator
- Soviet Space Program
- Mission type
- Astrophysics
- Rocket
- Soyuz-U
- Launch site
- Baikonur Cosmodrome, Republic of Kazakhstan
- Launch pad
- 1/5
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 1990-07-11T10:00:00.000ZSoyuz-U lifts off from Baikonur Cosmodrome, Republic of Kazakhstan.
- Soyuz-U passes through max aerodynamic pressure (Max Q).
- Main engine cutoff — the first stage shuts down as planned.
- Stage separation — the first stage separates cleanly.
- Second-stage engine ignites for the next phase of flight.
- Orbit insertion confirmed — the vehicle is now in LEO.
- Mission success — all objectives completed.