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Space · launch vehicle

Pegasus XL

OSC ACTIVE
At a glance
Launches
32
Success rate
90.6%
29 ok · 3 failed
Payload to LEO
443 kg
Payload to GTO
0 kg
Status
Active
First flight
27 Jun 1994
Reusable
No
Height
17.6 m
Diameter
1.27 m
Launch mass
23 t
Liftoff thrust
580 kN
Stages
3
Launch cost
$40,000,000
Booster landings
—
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About

The Pegasus is an air-launched rocket developed by Orbital Sciences Corporation (now part of Northrop Grumman Innovation Systems). Capable of carrying small payloads of up to 443 kilograms (977 lb) into low Earth orbit, the vehicle consists of three solid propellant stages and an optional monopropellant fourth stage. Pegasus is released from its carrier aircraft at approximately 40,000 ft (12,000 m), and its first stage has a wing and a tail to provide lift and attitude control while in the atmosphere.