November 28, 2025

When the Sun rage-quits your plane

Airbus A320 – intense solar radiation may corrupt data critical for flight

Airbus says the Sun can glitch A320s — emergency fixes and solar-flare jokes

TLDR: Airbus says solar radiation can scramble A320 flight-control data and is ordering emergency fixes. Commenters debate what “radiation” means, whether error-correction failed, and crack “solar flares” jokes, all asking how fast Airbus will patch and which flights get disrupted—because safe skies matter.

Airbus just dropped a shocker: intense solar radiation can mess with A320 flight-control data, and they’re pushing urgent software/hardware fixes while Europe’s regulator readies an emergency directive. Translation: some flights may be disrupted, and the company’s doing the corporate apology thing—“safety first,” etc. But the internet didn’t wait for the press release. It erupted.

On Hacker News, one camp cheered the crystal-clear headline (thanks to commenter jMyles) while another demanded to know exactly what “solar radiation” means—sunlight or space weather? op00to’s blunt question lit the fuse. The hardware nerds dove into the cockpit computers, with addaon worrying that the plane’s error-correcting tech (think “spellcheck for computer bits”) wasn’t enough for the number of tiny 1s-and-0s flipping at once. That sparked a bigger debate: if safety chips are supposed to catch this, how many jets are affected and how fast can Airbus patch them? Meanwhile, the meme crowd went full Friday mode, with qaq invoking the classic sysadmin excuse sheet: “SOLAR FLARES.”

Strong takes ranged from “this is real, fix it fast” to “stop the vague PR—name the chips.” The vibes: anxious curiosity, techie nitpicking, and jokes to cope. Everyone wants the same thing—details, timelines, and assurance that when the Sun throws a tantrum, the plane’s computers won’t join in.

Key Points

  • Airbus found that intense solar radiation may corrupt data critical to A320 Family flight controls.
  • A significant number of in-service A320 Family aircraft may be impacted.
  • Airbus issued an Alert Operators Transmission (AOT) requesting immediate precautionary actions.
  • Available software and/or hardware protections are to be implemented by operators.
  • EASA will issue an Emergency Airworthiness Directive reflecting the AOT; operational disruptions are expected.

Hottest takes

Solar radiation like solar wind, or sunlight? They don’t say. — op00to
ECC was insufficient for the level of bit flips they’re seeing — and if the concern is data corruption, not unintended restart, it means it’s enough flips in one word to be undetectable. — addaon
Has BoFesc vibes “SOLAR FLARES” stares out at me. — qaq
Made with <3 by @siedrix and @shesho from CDMX. Powered by Forge&Hive.