More northern U.S. states are expected to see aurora borealis Monday night as an incoming geomagnetic storm is expected to affect Earth’s magnetic field, according to the National Oceanic and ...

NOAA projected Sunday’s northern lights will have a Kp index of five—on a scale of nine—which means the aurora borealis moves further away from the poles and will “become brighter” and ...

Skies across the northernmost US states could be graced with stunning displays of the Northern Lights on Friday, blown into view by a giant "hole" on the sun. The aurora borealis might appear in ...