Space Force Considers Shifting Launches from ULA to SpaceX Amid Vulcan Rocket Issues
By Stephen Clark

AI Summary
The US Space Force is grappling with the repercussions of grounding United Launch Alliance's (ULA) Vulcan rocket for the second time in two years, which could significantly alter future Pentagon launch service procurements. The Vulcan, one of the Space Force's main launch vehicles alongside SpaceX's Falcon 9, has faced reliability issues, notably with its solid rocket boosters, causing delays in its launch schedule. These issues have prompted the Space Force to reconsider its reliance on ULA, historically a trusted provider, and explore alternatives like SpaceX and Blue Origin.
ULA's Vulcan rocket, which replaced the Atlas V and Delta IV, has been plagued by booster nozzle malfunctions, leading to a pause in its use for military missions. Despite ULA's strong track record, these recent setbacks have damaged its reputation. Consequently, the Space Force has begun reallocating some launches to SpaceX, whose reusable rockets offer a cost-effective and reliable alternative.
The Space Force's strategy now emphasizes having multiple launch providers to mitigate risks associated with relying on a single company. This approach has already seen the transfer of several GPS satellite launches from Vulcan to SpaceX's Falcon 9. The Space Force is also considering modifying payloads to fit Vulcan's capabilities without boosters, ensuring flexibility in its launch plans.
As ULA and Northrop Grumman investigate the root cause of the booster issues, the Space Force remains cautious about resuming Vulcan launches for critical missions. Meanwhile, ULA is expected to fulfill commercial obligations, such as launching Amazon's satellite constellation, which could provide valuable data for assessing Vulcan's reliability.
Looking ahead, the Space Force is preparing for its next National Security Space Launch (NSSL) contract cycle, which will include new entrants like Blue Origin's New Glenn and potentially SpaceX's Starship. This competitive landscape puts pressure on ULA to resolve Vulcan's issues swiftly to remain a viable option for future military launches.
Key Concepts
The dependability of rockets used to transport payloads into space, crucial for ensuring mission success and safety.
The process and approach used by organizations to acquire goods and services, often involving competitive bidding and evaluation of suppliers.
Category
Space ExplorationOriginal source
https://arstechnica.com/space/2026/04/space-force-looks-at-moving-significant-number-of-launches-from-ula-to-spacex/More on Discover
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