SITEBaikonur Cosmodrome →
ORBITLEO
MISSION OVERVIEW
Crewed mission to Salyut 5 space station. Boris Volynov and Vitaly Zholobov conducted military reconnaissance experiments for 49 days.
LAUNCH DETAILS
LAUNCH TIME VERIFICATION
CONFIRMED
This launch date and time are confirmed by the launch provider. Countdown is active.
FREQUENTLY ASKED QUESTIONS
When is the Soyuz-U | Soyuz 21 launch?
The Soyuz-U | Soyuz 21 is scheduled for Tuesday, July 6, 1976 at 12:08 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for Soyuz-U | Soyuz 21?
The Soyuz-U | Soyuz 21 mission uses the Soyuz-U rocket.
Where is the Soyuz-U | Soyuz 21 launching from?
The launch takes place from Baikonur Cosmodrome.
What orbit is Soyuz-U | Soyuz 21 going to?
The Soyuz-U | Soyuz 21 mission is targeting LEO.
Who is launching Soyuz-U | Soyuz 21?
The Soyuz-U | Soyuz 21 is operated by Soviet Union.
Can I watch the Soyuz-U | Soyuz 21 launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
LAUNCH TIMELINE
Mar 31, 2026 00:36 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 31, 2026 00:36 UTC
Launch date set: Jul 6, 1976 at 12:08 UTC
NET (No Earlier Than) confirmed by Soviet Union
Mar 31, 2026 00:36 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 4 minutes ago
Mission Profile
Soyuz-U | Soyuz 21 was a Soyuz-U mission operated by Soviet Union that lifted off from Baikonur Cosmodrome on July 6, 1976. The flight carried its payload to LEO. The launch was a success.