Delta II 7920-10

retired

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Specifications

Status: retired
Height: 38.7 m
Diameter: 2.4 m
Mass: 251,000 kg
Stages: 2
Thrust: 1,054 kN
Payload to LEO: 5,959 kg
Payload to GTO: 1,828 kg
First flight: 1995-11-04
Total launches: 9
Success / Fail: 9 / 0

Delta II is an American space launch system developed by McDonnell Douglas, now part of the Delta rocket family operated by United Launch Alliance. With more than 150 missions and a nearly perfect track record, Delta II has established itself as one of the most successful orbital launch systems.

Propulsion

First stage

RS-27A1,054 kN

RP-1 / LOX · gas-generator

RocketdyneIsp 302s (vac)since 1990

Second stage

AJ-1043 kN

NTO / Aerozine-50 · pressure-fed

Aerojet RocketdyneIsp 319s (vac)since 1962

Payloads it launched

18 loaded