Recorded event
Instrument arrives for testing
StarBurst reached NASA's Marshall center for environmental checks and final instrument integration.
Read context
The arrival was March 4. NASA published its account on March 27.
All timelines
StarBurst: from testing to a launch contract
Track a gamma-ray instrument from its arrival for testing to NASA's September 2026 launch-service award.
Reviewed 9/20/2026
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.
Recorded event
NASA reports completed environmental tests
NASA described completed vacuum-temperature and vibration tests, followed by integration with the spacecraft in Canada.
Read context
This date marks the report, not the end of testing. Its earlier launch outlook was subsequently updated.
Recorded event
Launch provider selected
NASA selected SpaceX to launch StarBurst on a Falcon 9 rideshare flight.
Read context
The release says no earlier than 2028. This is a contract milestone, not a launch event.
Through 9/17/2026
Selected milestones through September 17, 2026. The latest release describes a launch no earlier than 2028; a launch is not recorded as completed.