Neil Gehrels Swift Observatory, previously called the Swift Gamma-Ray Burst Explorer, is a NASA three-instrument space observatory for studying gamma-ray bursts and monitoring the afterglow in X-ray a
Diagram of Burst Alert Telescope
Swift before launch
UVOT's "first light" image
A model of the satellite
Northrop Grumman Pegasus
Videos
Pegasus was an air-launched, small-lift launch vehicle developed by Orbital Sciences Corporation and later built and launched by Northrop Grumman. Pegasus was the world's first privately developed orb
Neil Gehrels Swift Observatory
…firm, Katalyst Space Technologies, to perform the boost in 2026. Katalyst announced that they would utilize a spacecraft launched on a Northrop Grumman Pegasus XL aircraft-borne rocket in mid-2026. The LINK robotic servicing spacecraft, designed and built by Katalyst to capture and boost the Swift Observatory…
Pegasus XL launching CYGNSS in 2016
Preparations for launch of Pegasus XL carrying the NASA Interstellar Boundary Explorer (IBEX) spacecraft.
The Pegasus XL with fairing removed exposing payload bay and the IBEX satellite.
Orbital's Lockheed L-1011 Stargazer launches Pegasus carrying the three Space Technology 5 satellites, 2006