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

You may not have noticed—how could you?—but Earth recently went through a rare S4 solar radiation storm, the strongest one we ...

Observing the aurora is one of the few hobbies where “going outside and staring into the dark” qualifies as sound planning.

The Sun has hurled the most intense burst of radiation at Earth in more than two decades, a reminder that our star can flip ...

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

Low-Earth orbit is more crowded—and fragile—than it looks. Satellites constantly weave past each other, burning fuel and ...

Earth has been struck by its strongest solar radiation storm in over 20 years, triggering rare aurorae far from the poles and raising concerns for satellites, aviation, and power grids.

Tree rings hold clues about ancient solar storms. New research shows tree growth and carbon storage can shift those signals ...

The UK witnessed some of the brightest northern lights seen in years this week, and forecasters expect the solar storm responsible for them to continue into Thursday. The US-based Space Weather ...

Earth will be experiencing the largest solar radiation storm in over 20 years today, according to the National Weather ...