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SpaceNews.com • Sandra Erwin

Air Force/Space Force cancels RTX’s Next-Generation GPS ground-control system contract, ending OCX effort

The U.S. Air Force and Space Force have canceled RTX’s long-delayed Next-Generation GPS Operational Control Segment (OCX) after years of schedule slips and cost overruns. The cancellations unwind a multibillion-dollar Pentagon contract (reported at $6B) and follow separate contract actions including a $105M award to Lockheed for AEP.

2026-04-20T15:38:16.984894-07:00

SpaceNews.com

Space Force creates dedicated acquisition office for cislunar coordination as it formalizes needs beyond Earth orbit

2026-04-20T08:13:55.659110-07:00

Space.com

SpaceX to launch advanced US GPS satellite for the U.S. Space Force on April 20

2026-04-19T09:15:49.893578-07:00

SpaceNews.com

US Space Force explores Vulcan Centaur flights without solid rocket boosters under investigation

2026-04-19T11:04:27.649286-07:00

News Timeline

SpaceNews.com

Air Force/Space Force cancels RTX’s Next-Generation GPS ground-control system contract, ending OCX effort The U.S. Air Force and Space Force have canceled RTX’s long-delayed Next-Generation GPS Operational Control Segment (OCX) after years of schedule slips and cost overruns. The cancellations unwind a multibillion-dollar Pentagon contract (reported at $6B) and follow separate contract actions including a $105M award to Lockheed for AEP.

2026-04-20T15:38:16.984894-07:00

Air Force/Space Force cancels RTX’s Next-Generation GPS ground-control system contract, ending OCX effort

SpaceNews.com

Space Force creates dedicated acquisition office for cislunar coordination as it formalizes needs beyond Earth orbit The U.S. Space Force is standing up a dedicated acquisition office to coordinate cislunar space requirements—the region between Earth and the Moon—signaling a more formal transition from traditional Earth-orbit planning toward capabilities for operations in and around the lunar environment.

2026-04-20T08:13:55.659110-07:00

Space Force creates dedicated acquisition office for cislunar coordination as it formalizes needs beyond Earth orbit

SpaceNews.com

US Space Force explores Vulcan Centaur flights without solid rocket boosters under investigation The U.S. Space Force is considering a workaround to resume United Launch Alliance Vulcan missions while solid rocket boosters remain under investigation. The approach would fly Vulcan without the troubled boosters for certain national-security launches, potentially preserving some on-orbit delivery cadence during the grounding.

2026-04-19T11:04:27.649286-07:00

US Space Force explores Vulcan Centaur flights without solid rocket boosters under investigation

Space.com

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SpaceX to launch advanced US GPS satellite for the U.S. Space Force on April 20 SpaceX is scheduled to launch an advanced GPS satellite for the U.S. Space Force early Monday, April 20. The mission continues ongoing replenishment of U.S. GPS capabilities and will be covered live as the satellite is inserted into orbit.

2026-04-19T09:15:49.893578-07:00

SpaceX to launch advanced US GPS satellite for the U.S. Space Force on April 20

SpaceNews.com

Col. Tim Trimailo details Space Force’s “commercial first” approach in shaping space capabilities In an interview, Col. Tim Trimailo discusses how the Space Force is putting its “commercial first” strategy into practice—leveraging the commercial space sector to accelerate delivery of space capabilities and manage modernization needs. The discussion frames how Space Force leadership evaluates what to buy, how to integrate, and how to scale outcomes.

2026-04-17T17:42:41.533122-07:00

Col. Tim Trimailo details Space Force’s “commercial first” approach in shaping space capabilities

Breaking Defense

Space Force selects nine firms for orbital AMTI contracts, without award timing or pricing disclosure The U.S. Space Force announced that nine companies won orbital AMTI-related deals, but provided no details on when the contracts were awarded or the individual contract values. The disclosure underscores ongoing competition for space-based sensing and tracking capabilities supporting missile and space-domain awareness needs.

2026-04-17T15:37:15.423677-07:00

Space Force selects nine firms for orbital AMTI contracts, without award timing or pricing disclosure

Via Satellite

Space Force, NATO leadership outline new threat picture and next-step missions for contested space domains U.S. Space Force senior leaders and a top NATO commander used Space Symposium to brief how they are identifying and managing adversary threats across emerging space defense domains. The discussion also set out the forward-looking mission needs to defend U.S. assets both at home and globally.

2026-04-16T18:16:59.084816-07:00

Space Force, NATO leadership outline new threat picture and next-step missions for contested space domains

Reuters

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Boeing and Millennium Space unveil Resolute mid-class satellite bus; target 26 deliveries in 2026 Boeing and Millennium Space Systems are rolling out a new mid-class platform, Resolute, positioned to deliver “more capability” than smallsats with greater speed and program flexibility. The companies also plan production-capacity expansion, targeting 26 satellite deliveries in 2026 amid a Pentagon push for higher launch and space production throughput.

2026-04-16T08:11:24.023214-07:00

Boeing and Millennium Space unveil Resolute mid-class satellite bus; target 26 deliveries in 2026

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Space Force News

Air Force/Space Force cancels RTX’s Next-Generation GPS ground-control system contract, ending OCX effort

Space Force creates dedicated acquisition office for cislunar coordination as it formalizes needs beyond Earth orbit

SpaceX to launch advanced US GPS satellite for the U.S. Space Force on April 20

US Space Force explores Vulcan Centaur flights without solid rocket boosters under investigation

News Timeline