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Thor-Able Launch Vehicle Family

Thor-Able combined a Douglas Thor first stage with the Aerojet Able liquid-propellant upper stage derived from Vanguard and, for some missions, a solid third stage. First developed for full-range reentry tests, Thor-Able configurations launched the first U.S. lunar attempts, Explorer 6, Pioneer 5, and TIROS 1 between 1958 and 1960.

Thor-Able Launch Vehicle Family
NASA Marshall Space Flight Center · NASA asset; NASA’s 9141922 catalog identifies Marshall Space Flight Center (MSFC) and describes the exact Thor/Able 3 launch carrying Explorer VI, with no third-party photographer or copyright holder listed. NASA’s current Images and Media Usage Guidelines generally permit factual or informational/editorial use with NASA attribution and without implying NASA endorsement. Commercial, promotional, merchandise, logo/insignia, or other protected-rights uses may require separate clearance; verify any third-party rights if later identified. · Source
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Identity

Aliases
Thor AbleThor/Able
Family Name
Thor-Able
Full Name
Thor-Able Launch Vehicle Family
Status
retired
Type
rocket

Details

Description
Thor-Able combined a Douglas Thor first stage with the Aerojet Able liquid-propellant upper stage derived from Vanguard and, for some missions, a solid third stage. First developed for full-range reentry tests, Thor-Able configurations launched the first U.S. lunar attempts, Explorer 6, Pioneer 5, and TIROS 1 between 1958 and 1960.
Dimensions
Diameter M
2.44
First Flight Year
1,958
Last Flight Year
1,960
Parent Vehicle Family
Rocket Specs
Reusability
expendable

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Assets & Meta

Creation Time
July 13, 2026 at 12:53:14 UTC
Updated Time
July 19, 2026 at 09:58:10 UTC

Other

Search Name
Thor-Able Launch Vehicle Family Thor Able Thor/Able