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One-millisecond software defect crashed UK air-traffic control system, causing thousands of cancellations

A one-millisecond software defect brought down the computer system managing UK airspace on September 8, triggering widespread flight disruption and thousands of cancellations. NATS’ preliminary report ruled out both a cyber-attack and military intervention, attributing the failure to a software issue unrelated to previous outages.

2026-09-18T08:20:07.599440-07:00

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FlightGlobal

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One-millisecond software defect crashed UK air-traffic control system, causing thousands of cancellations

A one-millisecond software defect brought down the computer system managing UK airspace on September 8, triggering widespread flight disruption and thousands of cancellations. NATS’ preliminary report ruled out both a cyber-attack and military intervention, attributing the failure to a software issue unrelated to previous outages.

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Australian Airlines Back Overnight Closure of Sydney Airport Control Tower to Ease Controller Shortage

Australia’s major airlines support shutting Sydney Airport’s control tower overnight to redeploy air traffic controllers, as a persistent staffing shortfall disrupts flights and raises safety concerns. The proposal underscores the operational impact of air traffic management workforce constraints at a major international hub.

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Wall Street Journal

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FAA’s $12.5 billion ATC modernization faces $100 million tariff hit as agency scales back AI ambitions

The FAA expects tariffs to add about $100 million to its more than $12.5 billion air traffic control modernization program. Separately, the agency is narrowing an AI-assisted tool to real-time decision support initially, amid airline pushback, with longer-term plans to predict traffic flows and map routes days ahead.

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Reuters

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China to Create Italy-Sized Restricted Airspace Zone Around Beijing After Skyscraper Crash

China will establish a permanent airspace security zone roughly the size of Italy around Beijing from September 20, restricting access to commercial, approved business and emergency flights. Authorities are also banning most drone possession across the city, months after a small aircraft crashed into the capital’s tallest building.

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Flying Magazine

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SpaceX targets Sept. 28 for Starship’s first orbital flight, with 26 V3 Starlink satellites

SpaceX has moved Starship Flight 14 to no earlier than Sept. 28, pending regulatory approval, after initially targeting Sept. 22. The roughly 10-hour mission would be Starship’s first orbital flight and attempt to deploy 26 V3 Starlink satellites, marking a major test of the vehicle’s launch and in-space operations.

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