The photos were taken during a severe G4 geomagnetic storm, one of the strongest in years.

'The most incredible display of aurora I've ever seen in my 20 years of flying'. Pilot captures historic northern lights show from 37,000 feet (photos)

Source: space
Source Link: https://www.space.com/stargazing/auroras/the-most-incredible-display-of-aurora-ive-ever-seen-in-my-20-years-of-flying-pilot-captures-historic-northern-lights-show-from-37-000-feet-photos