Retired· McDonnell Douglas

Thor Delta E

American orbital launch vehicle family with Thor first stage and a delta second stage.

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Launches

since Nov 1965

Success rate

100%

6 of 6 successful

In a row

successful launches

Launches per Year

Full year2026 so far

Specifications

Height: 31 m
Diameter: 2.44 m
Liftoff mass: 69 t
Liftoff thrust: 1,452 kN
To low Earth orbit: 540 kg
To geostationary transfer: 150 kg
Stages: 3
Listed launch price: $13.9 million
First flight: November 6, 1965
Manufacturer: McDonnell Douglas

Next Launches

No Upcoming Launches

No launch is scheduled for this vehicle right now.

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