Proton | Kvant-2
Operated by Soviet Space Program, the Human Exploration mission Proton | Kvant-2 delivered its payload into LEO.
- Launch time
- Status
- SUCCESS
- Operator
- Soviet Space Program
- Mission type
- Human Exploration
- Rocket
- Proton
- Launch site
- Baikonur Cosmodrome, Republic of Kazakhstan
- Launch pad
- 200/39 (200L)
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 1989-11-26T13:01:41.000ZLiftoff confirmed — Proton is airborne.
- Max Q — Proton endures peak structural stress during ascent.
- The mission reaches LEO, successfully entering orbit.
- The mission concludes successfully.