A solar explosion called a coronal mass ejection is poised to graze Earth on Friday or Saturday (Jan. 24 or Jan. 25), ...

Aurora chasers are on high alert as a minor geomagnetic storm is expected to hit Earth soon, potentially triggering ...

Solar storms pose a rising threat to power grids, satellites, and communications. Experts call for urgent preventive measures ...

Aurora chasers are on high alert for minor geomagnetic storm conditions from Jan. 24 through to Jan. 25. Northern lights might be visible over some northern and upper Midwest states.

Improving Space Weather Predictions Flickering patterns in coronal loops may signal solar flares 2 to 6 hours before they ...

The sun, a searing hot sphere of gas primarily composed of hydrogen and helium, boasts surface and outer atmospheric ...

A powerful solar eruption created striking auroras in the night sky around the planet on Oct. 10 and 11. See photos.

A powerful solar storm due to hit the Earth on Tuesday could spark brilliant auroras. Auroras could be seen as far south as Wyoming, Wisconsin, and New York. Expect to see more auroras in coming ...

The sun’s solar wind, made of charged particles, interacts with powerful eruptions, affecting cosmic rays and space weather.

Solar storms, intensified by the current solar cycle, endanger power grids, satellites, and essential systems. Experts urge ...