Merlin Vacuum
The vacuum-optimized Merlin variant used by Falcon 9 and Falcon Heavy upper stages.
Identity
- Domains
- spaceflight
- Identity Level
- variant
- Kind
- liquid-rocket-engine
- Name
- Merlin Vacuum
- Status
- active
Details
- Description
- The vacuum-optimized Merlin variant used by Falcon 9 and Falcon Heavy upper stages.
- Developers
- Family
- Manufacturers
- Propellants
- RP-1liquid oxygen
- Rocket Specs
- Cycle
- gas-generator
- Restartable
- Yes
- Vacuum Thrust Kn
- 981
Links
- Official Url
- https://www.spacex.com/vehicles/falcon-9/
Assets & Meta
- Creation Time
- July 29, 2026 at 08:54:09 UTC
- Updated Time
- July 29, 2026 at 08:55:35 UTC
Other
- Sources
- Accessed Date
- 2026-07-29
- Note
- Supports the legacy vehicle installation and the narrow canonical identity used for migration.
- Publisher
- Official vehicle or program source
- Title
- Falcon 9 v1.1 official vehicle reference
- Accessed Date
- 2026-07-29
- Note
- Supports the legacy vehicle installation and the narrow canonical identity used for migration.
- Publisher
- Official vehicle or program source
- Title
- Falcon 9 v1.0 official vehicle reference
- Accessed Date
- 2026-07-29
- Note
- Supports the legacy vehicle installation and the narrow canonical identity used for migration.
- Publisher
- Official vehicle or program source
- Title
- Falcon 9 Full Thrust official vehicle reference
- Accessed Date
- 2026-07-29
- Note
- Supports the legacy vehicle installation and the narrow canonical identity used for migration.
- Publisher
- Official vehicle or program source
- Title
- Falcon 9 Block 5 official vehicle reference
- Accessed Date
- 2026-07-29
- Note
- Supports the legacy vehicle installation and the narrow canonical identity used for migration.
- Publisher
- Official vehicle or program source
- Title
- Falcon Heavy official vehicle reference