Sierra Space wins $798m Golden Dome missile-tracking contract

Sierra Space announced on 14 July 2026 that it has secured a $798m contract to build missile-tracking satellites for the U.S. Space Force, supporting the Pentagon's planned 'Golden Dome' national missile-defence system.

The award is a major programme win for the Colorado-based space company and a significant milestone in the build-out of Golden Dome, positioning Sierra Space as a key supplier in the emerging space-based missile-warning layer.