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SpaceNews.com • Sandra Erwin

Space Force cancels RTX’s Next-Generation GPS OCX ground-control program after years of delays and cost overruns

The U.S. Space Force has canceled RTX Corp.’s multibillion-dollar Next Generation Operational Control System (OCX) ground-control contract for the next generation of GPS satellites. The move follows extensive delays and cost overruns and replaces the program’s planned ground segment approach, with Lockheed later awarded a $105M contract tied to AEP.

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

FlightGlobal

US Army weighs adding aerial refuelling for new MV-75 tiltrotor—probe option vs organic tanker platform

2026-04-20T17:01:59.732757-07:00

Air Data News

Germany inducts the final Airbus A400M Atlas (No. 53), completing the Luftwaffe fleet delivery tranche

2026-04-20T14:01:54.597336-07:00

The War Zone

USMC begins defining sixth-generation fighter requirements, with drones positioned as the bridge via MUX TACAIR collaborative co

2026-04-20T14:01:51.153008-07:00

News Timeline

FlightGlobal

US Army weighs adding aerial refuelling for new MV-75 tiltrotor—probe option vs organic tanker platform The US Army is evaluating whether to expand the service’s aviation inventory around aerial refuelling for its new MV-75 tiltrotor. Options under consideration include equipping the rotorcraft with an air-to-air refuelling probe and/or fielding a dedicated “organic tanker” platform to support the capability.

2026-04-20T17:01:59.732757-07:00

US Army weighs adding aerial refuelling for new MV-75 tiltrotor—probe option vs organic tanker platform

SpaceNews.com

Space Force cancels RTX’s Next-Generation GPS OCX ground-control program after years of delays and cost overruns The U.S. Space Force has canceled RTX Corp.’s multibillion-dollar Next Generation Operational Control System (OCX) ground-control contract for the next generation of GPS satellites. The move follows extensive delays and cost overruns and replaces the program’s planned ground segment approach, with Lockheed later awarded a $105M contract tied to AEP.

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

Space Force cancels RTX’s Next-Generation GPS OCX ground-control program after years of delays and cost overruns

Air Data News

Germany inducts the final Airbus A400M Atlas (No. 53), completing the Luftwaffe fleet delivery tranche Germany has officially received its 53rd and final Airbus Defence and Space A400M airlifter, ending the currently ordered batch for the Luftwaffe under the multinational OCCAR program. The handover follows the first aircraft entering service in 2014 and caps a more than-decade delivery run.

2026-04-20T14:01:54.597336-07:00

Germany inducts the final Airbus A400M Atlas (No. 53), completing the Luftwaffe fleet delivery tranche

The War Zone

USMC begins defining sixth-generation fighter requirements, with drones positioned as the bridge via MUX TACAIR collaborative co The Marine Corps is moving from concept to requirements for a sixth-generation fighter, with Lieutenant General William Swan saying the effort is already taking shape. The service envisions drones and collaborative-combat aircraft as a near-term bridge to future capabilities.

2026-04-20T14:01:51.153008-07:00

USMC begins defining sixth-generation fighter requirements, with drones positioned as the bridge via MUX TACAIR collaborative co

Breaking Defense

U.S. Army leans on FMS while HAL commits ₹10,000 crore to expand TEJAS/rotorcraft capacity Following a FY27 budget request that sharply reduced helicopter procurement funding, U.S. Army leaders and industry are leaning on foreign military sales (FMS) and reinvestment plans to sustain rotorcraft manufacturers. In parallel, India’s HAL is investing ₹10,000 crore to expand facilities to ramp up TEJAS, helicopters, and an indigenous defense aviation fleet.

2026-04-20T13:16:16.730213-07:00

U.S. Army leans on FMS while HAL commits ₹10,000 crore to expand TEJAS/rotorcraft capacity

Breaking Defense

MQ-9B SeaGuardian® positioned for US Navy–Marine Corps maritime mission advantage General Atomics frames the MQ-9B SeaGuardian as uniquely suited to meet modern conflict demands in the maritime battlespace, emphasizing its ability to deliver a decisive operational edge for Navy and Marine Corps missions. The pitch aligns with the platform’s broader role in persistent maritime ISR and maritime-domain operations.

2026-04-20T12:43:18.543095-07:00

MQ-9B SeaGuardian® positioned for US Navy–Marine Corps maritime mission advantage

The War Zone

SNC details “Freedom Trainer” clean-sheet jet for U.S. Navy aviator training, positioning it as a no-compromise cost-saver Sierra Nevada Corporation (SNC) provided details on its clean-sheet Freedom Trainer offering for U.S. Navy aviator training, framing the aircraft as a “no-compromise” solution designed to cut training costs. The update comes as the Navy pursues replacement of legacy undergraduate jet training aircraft via UJTS competition.

2026-04-20T11:36:27.047365-07:00

SNC details “Freedom Trainer” clean-sheet jet for U.S. Navy aviator training, positioning it as a no-compromise cost-saver

DefenseNews.com

US Army Corps of Engineers seeks doctrine for safe helicopter landings on Arctic frozen lakes The US Army Corps of Engineers’ R&D effort is focused on overturning long-standing assumptions about the risks of landing helicopters on frozen lakes. The work aims to expand and formalize military operating options on ice, including enabling safer Black Hawk landings.

2026-04-20T11:07:37.696901-07:00

US Army Corps of Engineers seeks doctrine for safe helicopter landings on Arctic frozen lakes

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Military Aircraft Procurement News

Space Force cancels RTX’s Next-Generation GPS OCX ground-control program after years of delays and cost overruns

US Army weighs adding aerial refuelling for new MV-75 tiltrotor—probe option vs organic tanker platform

Germany inducts the final Airbus A400M Atlas (No. 53), completing the Luftwaffe fleet delivery tranche

USMC begins defining sixth-generation fighter requirements, with drones positioned as the bridge via MUX TACAIR collaborative co

News Timeline