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Bell XLR81 family
The historical Bell liquid-rocket-engine family developed through Agena upper-stage applications.
Identity
Aliases
Bell XLR81
Domains
spaceflight
Identity Level
family
Kind
liquid-rocket-engine
Name
Bell XLR81 family
Status
historical
Details
Description
The historical Bell liquid-rocket-engine family developed through Agena upper-stage applications.
Links
Official Url
https://www.vandenberg.spaceforce.mil/About-Us/History/
Assets & Meta
Creation Time
July 29, 2026 at 08:23:47 UTC
Updated Time
July 29, 2026 at 08:23:47 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
Atlas-Agena A Launch Vehicle official vehicle reference
Url
https://ntrs.nasa.gov/api/citations/19880016045/downloads/19880016045.pdf
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
Thor-Agena A Launch Vehicle official vehicle reference
Url
https://www.vandenberg.spaceforce.mil/About-Us/History/
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