When Solar Storm Hit Earth 2025. The most powerful solar storm in more than 20 years has struck earth’s atmosphere, triggering warnings over the potential disruption to power grids and satellite communications while also. The most significant flare recorded was a 9.6 from region 3825 on september 16.

In may 2025, the most powerful solar storm to hit earth in two decades caused chaos in space as it forced thousands of satellites to fight against thickening atmospheric gases to remain in. Last week, the sun spewed out the biggest solar flare in almost 20 years, but it steered clear of earth.