High Energy Transient Explorer (HETE) & Satelite de Aplicaciones Cientificas-B (SAC-B)
Pegasus XL
Orbital Sciences Corporation
Launch Status
Failure
Location
Wallops Flight Facility
Air launch to orbit
Wallops Flight Facility has witnessed the launch of 6 rockets, including 6 orbital launch attempts. While Air launch to orbit, has been the site for 51 rocket launches.
Rocket
Orbital Sciences Corporation Pegasus XL
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.
