tech
March 21, 2026
Once again, ULA can't deliver when the US military needs a satellite in orbit
ULA’s Vulcan launch vehicle is grounded after a solid rocket booster anomaly last month.

TL;DR
- The US Space Force is moving a GPS satellite launch from ULA's Vulcan rocket to SpaceX's Falcon 9.
- This is the fourth such transfer in just over a year due to ULA's inability to meet launch schedules.
- The Vulcan rocket has experienced recurring problems with its solid rocket boosters, leading to investigations and grounding of the vehicle.
- SpaceX is now the primary launch provider for critical GPS missions due to ULA's issues and SpaceX's demonstrated reliability and flexibility.
- ULA, once the sole military launch provider, has lost significant market share to SpaceX in recent years.
- The Space Force aims to ensure assured access to space through flexible launch options, including leveraging SpaceX's capabilities.
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