Published
Video length: 2 min
If you looked at the sky on Friday May 10, you were undoubtedly able to see one of the many northern lights that have been observed. It is a phenomenon linked to a solar storm.
The Vendée sky tinted with pink and purple. During the night of Friday May 10 to Saturday May 11, the Northern Lights could be observed throughout France. Hundreds of people filmed the moment and posted the images on social media. This rare phenomenon is caused by extreme solar storms, which have been hitting Earth since Friday evening; something never seen in 21 years.
A threat to electricity infrastructure
Beyond the visual spectacle, this geomagnetic storm can disrupt the transmission of waves on Earth, and represents a threat to all electrical infrastructures. “The energy, communications, GPS and satellite industries are all watching and working in the background so that 99% of the time, none of us are aware of what is going on. pass”, said Ian Cohen, a space physicist at the Johns Hopkins Institute. The phenomenon is particularly visible where there is little light pollution.