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Thor-Able II Launch Vehicle

Thor-Able II was the two-stage Thor-Able configuration used to launch TIROS 1 on 1 April 1960. Pairing a Thor booster with the liquid-propellant Able upper stage, it placed the first successful experimental weather satellite into orbit and demonstrated the value of space-based global cloud observation.

Identity

Aliases
Thor Able IIStandard Thor-Able
Family Name
Thor-Able II
Full Name
Thor-Able II Launch Vehicle
Reusability
expendable
Slug
thor-able-ii-launch-vehicle
Status
retired
Type
rocket

Details

Description
Thor-Able II was the two-stage Thor-Able configuration used to launch TIROS 1 on 1 April 1960. Pairing a Thor booster with the liquid-propellant Able upper stage, it placed the first successful experimental weather satellite into orbit and demonstrated the value of space-based global cloud observation.
Diameter M
2.44
Engines
  • Count
    1
    Name
    Rocketdyne LR79
    Placement
    core
  • Count
    1
    Name
    Aerojet AJ10-101
    Placement
    upper
First Flight Year
1,960
Last Flight Year
1,960
Operator Id
vh76vnx3yy1vy23j7zc3wk80wx7nhx5f
Parent Vehicle Family Id
nd7ngphv8e47jz05bdw73xvp2n8aet9v
Stages Count
2

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Creation Time
7/13/2026, 12:56:05 PM
Updated Time
7/13/2026, 12:56:05 PM