Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...

Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...

A solar radiation storm stronger than one we’ve seen in over two decades is in progress, the Space Weather Prediction Center ...

The storm could also impact power systems and spacecraft operations.

Northern lights were reported across mid-latitudes, with sightings stretching from Germany to the southwestern United States, ...

Powerful geomagnetic storms can result in beautiful visible auroras in the night sky, but they can also cause some ...

A G-4 Geomagnetic Storm Watch has been issued for tonight and early Tuesday. This is considered a severe solar storm watch, ...

A geomagnetic storm that occurred on Sunday may make the Northern Lights visible on Monday or Tuesday, the National Oceanic ...

A powerful flare unleashed a severe solar storm that caused auroras and GPS disruptions on Earth.

A geomagnetic storm occurs when high-energy plasma and magnetic fields ejected from the sun interact with Earth's magnetic ...

An extreme geomagnetic storm can cause some major issues.

A rare and fast CME triggered a severe G4 geomagnetic storm, producing brilliant auroras seen across Europe and the U.S.