Pegasus XL — mission imagery
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TBD

Swift Rescue Mission

Pegasus XLNorthrop Grumman Space SystemsKwajalein Atoll
Tuesday, June 30, 2026 · 12:00 AM UTCAdd to Calendar

NextMission AnnouncedT-720:00:00

Time to launch

00
DAYS
00
HRS
00
MIN
00
SEC
Launch Window Confidence
46% — Uncertain

Vehicle

Pegasus XL

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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 kilogr...

Height17.6 m
LEO Payload443 kg
Launches18
Successes16

Provider

Northrop Grumman Space Systems

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USA • Founded 2015

Northrup Grumman Space Systems designs, builds and delivers space, defence and aviation-related systems to customers around the world. They aquired Orbital ATK in 2018 along with its launchers and ongoing missi...

Mission Brief

Contracted by NASA under the Small Business Innovation Research Phase 3 contract, Katalyst Space Technologies' LINK servicing spacecraft will rendezvous and attach to NASA’s Neil Gehrels Swift Observatory to re-boost its orbit. This aims to demonstrate a key capability for the future of space exploration and extending the Swift mission’s science lifetime in gamma ray astronomy.

PayloadSwift Rescue Mission
OrbitLow Earth Orbit
CustomerNorthrop Grumman Space Systems
Stages3
PadKwajalein Atoll, Air launch to orbit

Mission Timeline

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Up next · Pre-launch

Mission Announced

Official mission announcement and payload assignment

T-720:00:00
12:00 AM UTC
  • Mission AnnouncedT-720:00:00
  • Vehicle RolloutT-48:00:00
  • Wet Dress RehearsalT-24:00:00
  • Launch Day PrepT-06:00:00
Site lock

Launch Site

Kwajalein Atoll, Air launch to orbit

LAUNCH SITE
8.717°N, 167.733°E

Delay History

Jun 1Jun 30TBD → TBD

Schedule updated