Follow the preparations and launch of the Orbital Sciences Pegasus rocket with NASA's SORCE spacecraft. Reload this page for the very latest on the mission.
Flight data file
Vehicle: Pegasus XL
Payload: SORCE
Launch date: Jan. 25, 2003
Launch window: 3:10-4:08 p.m. EST (2010-2108 GMT)
Mission staging site: Cape Canaveral, Florida
Satellite broadcast: AMC 2, Transponder 9, C-band

Pre-launch briefing
Launch timeline - Chart with the key events to occur during the launch.

Ground track - Map with the path the rocket will follow into space.

SORCE - Facts and info on the NASA satellite being launched.

Pegasus - Overview of the air-launched Orbital Sciences rocket.