An intense solar flare and a coronal mass ejection could mean Northern Lights early this week as far south as Pennsylvania.

Conditions sparked by the CMEs became so strong Monday night that the SWPC issued a “severe geomagnetic storm alert” around ...

Charged particles crashing into Earth are expected to create strong solar storm conditions early Monday morning, prompting a ...

The Northern Lights may be seen Monday, Sept. 16 as far south as California, Missouri and Colorado after major solar activity ...

Coronal mass ejections, or CMEs, can cause both the northern lights and widespread telecommunications disruptions. But could ...

Charged particles crashing into Earth are expected to create strong solar storm conditions early Monday morning, prompting a ...

Auroras: On a brighter note, the geomagnetic storm might produce spectacular auroras, probably visible in the Southern United ...

The northern lights visible across the United States after a solar flare were the most widespread and intense aurora show ...

The first “severe” storm in decades is approaching this weekend with a fantastic light show expected to grace the skies of the US.

Coronal mass ejection from the sun at the same time as a recent X4.5 solar flare is about to collide with the Earth.

The sun, which is in an active part of its regular 11-year cycle, has delivered three CMEs – “one that erupted on Sept. 13 ...