GEOS B
Thor Delta E1
United States Air Force
Launch Status
SuccessMission
GEOS B
Type: Earth Science
The GEOS 1 (Geodetic Earth Orbiting Satellite) spacecraft was a gravity-gradient-stabilized, solar-cell powered unit designed exclusively for geodetic studies.
Location
Space Launch Complex 2E
Vandenberg SFB, CA, USA
710 rockets have launched from Vandenberg SFB, CA, USA.

Rocket
Thor Delta E1 – McDonnell Douglas
- Family: Thor
- Length: 28 m
- Diameter: 2.44 m
- Launch Mass: 68 T
- Low Earth Orbit Capacity: 540 kg
The Thor Delta E1 was manufactured by McDonnell Douglas with the first launch on 1966-07-01. Thor Delta E1 has 16 successful launches and 1 failed launches with a total of 17 launches. American orbital launch vehicle family with Thor first stage and a delta second stage.
Agency
United States Air Force – USAF
- Type: Government
- Abbreviation: USAF
- Country: USA