Track a gamma-ray instrument from its arrival for testing to NASA's September 2026 launch-service award.
Selected milestones through September 17, 2026. The latest release describes a launch no earlier than 2028; a launch is not recorded as completed.
Dates without a time use the local date of the event.
NASA described completed vacuum-temperature and vibration tests, followed by integration with the spacecraft in Canada.
This date marks the report, not the end of testing. Its earlier launch outlook was subsequently updated.
NASA selected SpaceX to launch StarBurst on a Falcon 9 rideshare flight.
The release says no earlier than 2028. This is a contract milestone, not a launch event.
Selected milestones through September 17, 2026. The latest release describes a launch no earlier than 2028; a launch is not recorded as completed.