Auroras may be visible from Alaska to Illinois as an incoming coronal mass ejection could disrupt Earth's magnetic field and trigger geomagnetic storm conditions.
Fast solar wind and a possible glancing blow from a coronal mass ejection could spark auroras over Christmas.
Auroras may be visible from Alaska to Idaho as incoming speedy solar wind continues to buffet Earth's magnetic field.
2025 was another busy year on the sun. But how did it compare with 2024, and what will 2026 bring for solar activity and the northern lights?
Auroras may be visible from Alaska to Illinois as an incoming coronal mass ejection is expected to slam into Earth.
Auroras may be visible from Alaska to New York as a speedy solar wind and incoming coronal mass ejection are expected to buffet Earth's magnetic field.
Auroras may be visible from Alaska to New York as a speedy solar wind is set to spark geomagnetic storm conditions overnight.
"That moment feels as enjoyable as heading out on a date."
The quiet arrival offers another indication that the sun is moving into the declining phase of its 11-year cycle.
When a severe G4 geomagnetic storm hit, this Dreamliner pilot had the perfect front-row seat.