this post was submitted on 29 Nov 2025
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If anyone has an article with more technical details on what the solar radiation did, and how they're going to patch it, I'd like to read about it :)

Airbus said it discovered the issue after an investigation into an incident in which a plane flying between the US and Mexico suddenly lost altitude in October.

The JetBlue Airways flight made an emergency landing in Florida after at least 15 people were injured.

The problem identified with A320 aircrafts relates to a piece of computing software which calculates a plane's elevation.

Airbus discovered that, at high altitudes, its data could be corrupted by intense radiation released periodically by the Sun.

The A320 family are what is known as "fly by wire" planes. This means there is no direct mechanical link between the controls in the cockpit and the parts of the aircraft that actually govern flight, with the pilot's actions processed by a computer.

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[–] aramis87@fedia.io 21 points 10 hours ago (10 children)

If anyone has an article with more technical details on what the solar radiation did, and how they're going to patch it, I'd like to read about it :)

Not a direct answer to your question, but: the sun (like the earth) has areas that are more "geologically" active; those areas tend to throw out solar flares. As the sun rotates, the area that throws out these solar flares slowly faces toward the earth (solar maximum) then slowly rotates to face away from the earth (solar minimum). The solar cycle is roughly eleven years long.

Currently, we're just slightly past solar maximum. For the past year or so, the "more active" part of the sun has been roughly facing earth and intermittently spitting out solar flares. When these flares hit the earth's atmosphere, they cause auroras (which is why we've had so many auroras these past couple years) and can interfere with electronic and electrical equipment (see: the Carrington event).

I have no details on what l the exact damage that was caused by the interference the plane suffered, nor any knowledge of how they plan to address the issue. But whatever they come up with is going to take some time to develop - and we're moving away from solar maximum so being hit with a massive flare is increasingly less likely - at least for another decade. My suspicion is that they'll come up with a "solution" that actually may not work very well, but it works well enough to give the impression that they're doing something - and it'll look like it's working to some extent, simply because the active side of the sun is rotating away from us.

[–] otter@lemmy.ca 6 points 9 hours ago* (last edited 9 hours ago) (3 children)

Appreciate the write-up, thanks!

I found this diagram, and this should mean that the levels will drop by around 2030?

collapsed inline media

Source: https://www.stce.be/news/453/welcome.html

[–] gravitas_deficiency@sh.itjust.works 14 points 6 hours ago (1 children)

Why is half of your graph Japanese?

[–] otter@lemmy.ca 4 points 6 hours ago (1 children)

I think the website is old, and the blurry bits were a prediction

The new cycle is expected to start late in 2019 or in 2020, with solar maximum to be reached between 2023 and 2026 and the maximum (smoothed) sunspot number in the 95 to 130 range.

A different color and a legend would have been nicer imo

[–] criticon@lemmy.ca 4 points 6 hours ago

Here's a better one. We just passed the predicted maximum point

https://www.swpc.noaa.gov/products/solar-cycle-progression

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