The sun's returning coronal hole could stir up geomagnetic storms and dazzling auroras under clear, dark skies this weekend.
Tune in to see this year's first supermoon as it lights up the autumn sky above the Italian countryside.
Auroras aren't over: the sun's decline brings more storms, and a 'last gasp' finale could light up skies in the next 2 years.
Auroras may be visible from Alaska to New York as geomagnetic storm conditions are predicted to continue tonight.
Auroras may be visible from Alaska to Idaho as geomagnetic storm conditions are predicted to continue tonight.
NOAA's GOES-19 satellite may have captured the first natural solar eclipse from space, with the moon's odd path explained by a spacecraft maneuver.
Here's what you need to know to make the most of the partial solar eclipse on Sept. 21, as the moon takes a 'bite' out of the sun.
After decades of relying on aging satellites, NOAA is launching a purpose-built eye on the sun.
Earth will see a deep partial solar eclipse on Sept. 21 — here's who can watch and when.
A hidden magnetic island inside a coronal hole unleashed a surprise G3 storm, sparking dazzling displays across the US.