Enormous solar flare struck Earth this week, but what does this mean?

How solar flares can affect the satellites and activity on the surface of the Earth | Britannica

What is a solar flare and how dangerous are they?

Sun fires off powerful solar flare

Space Weather Prediction Center: Solar flare predicted to hit Earth

The Sun emitted a strong solar flare on Dec. 14, 2023, peaking at 12:02 ET. NASA’s Solar Dynamics Observatory captured an image of the event, which was classified as X2.8. https://go.nasa.gov/3Ts3a1Q Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth’s atmosphere to physically affect humans on the ground. However – when intense enough – they can disturb the atmosphere in the layer where GPS & communications signals travel. To see how such spac