A geomagnetic storm caused by a burst of solar energy may make the northern lights visible across 18 U.S. states on Aug. 7 and 8. The increased solar activity is due to the sun approaching its 11-year ...

Arizona skywatchers were treated to a rare celestial show Tuesday and Wednesday as the northern lights shimmered across parts of the state. Powerful solar storms hitting Earth this week pushed the ...

The northern lights are expected to be visible across over 15 states June 24-25. The northern lights are caused by charged particles from the sun colliding with Earth's atmosphere. The best time to ...

NEW YORK — Solar storms brought colorful auroras to unexpected places in the U.S. on Tuesday night, and there could be more to come. Space weather forecasters confirmed that storms reached severe ...

TUCSON, Ariz. (13 News) - Some people in southern Arizona got a special treat Tuesday night -- a glimpse of the Northern Lights. As 13 News reported last week, powerful solar storms were expected to ...

The Northern Lights could be seen in the night sky as far south as Arizona, Texas and even Florida. The breath-taking visuals were courtesy of a severe solar storm and are expected to be visible again ...

For two nights, dazzling auroras delighted sky-gazers in unexpected places, including in the US as far south as Florida. The cause: dual solar storms unleashed by the sun reaching Earth. A severe ...