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Airplane Lightning Strike: Why Planes Survive Thunderstorms

What happens when a passenger jet flies into a thunderstorm? Discover the brilliant engineering that makes an airplane lightning strike completely harmless.

Last Updated: 3 days ago

Initially, many passengers panic about bad weather. Specifically, they wonder what happens during an airplane lightning strike. However, a multi-million dollar passenger jet handles thunderstorms perfectly. Indeed, it is a masterclass in modern electrical engineering. Therefore, we will explore the real science behind this fascinating phenomenon.

A commercial passenger jet experiencing an airplane lightning strike in dark clouds

The Aluminum Shield and The Faraday Cage

First, commercial aircraft feature a highly conductive outer skin. Basically, engineers build most traditional planes using aluminum. Consequently, this metal skin acts as a massive protective shield.

Furthermore, this protective design mimics a scientific concept called a Faraday cage.

Specifically, the immense electricity travels strictly along the exterior of the plane. As a result, it bypasses the cabin interior completely. Ultimately, the passengers, critical flight computers, and fuel tanks remain perfectly safe.

Discharging the Energy Back to the Sky

Next, the millions of volts of energy must go somewhere. Specifically, the extreme electricity cannot stay on the aircraft. Therefore, engineers install specialized devices called static wicks or static dischargers.

Basically, you can easily find these small antennas on the trailing edges of the wings. Subsequently, they instantly discharge the electrical energy back into the atmosphere. Indeed, this crucial energy release happens incredibly fast.

Surviving an Airplane Lightning Strike

Ultimately, the entire process operates smoothly and silently. In fact, you probably will not even realize it happened. Occasionally, passengers might see a bright flash outside the window. Nevertheless, the aircraft continues flying safely without any structural damage.

Close-up of static dischargers handling an airplane lightning strike

In conclusion, physics is always greater than panic. Undeniably, an airplane lightning strike proves how brilliant aviation engineering truly is.


Frequently Asked Questions (FAQs) – Airplane Lightning Strike

Does every plane experience an airplane lightning strike?

Yes. Statistically, every commercial airliner gets struck by lightning at least once or twice a year during regular operations.

Do modern carbon composite planes survive lightning?

Yes. Engineers embed special conductive copper meshes into modern composite aircraft. This clever technique successfully recreates the protective aluminum shield effect.

Can lightning shut down the jet engines?

No. The electrical current travels exclusively along the outer skin and safely exits through the wings. This leaves the massive jet engines completely unaffected.


So, here is the ultimate question for you: Have you ever seen a bright flash of lightning while flying through a storm? Let us know your experience in the comments below!

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