A rarely observed solar pattern—known as the Centennial Gleissberg Cycle (CGC)—may have just “restarted,” according to ...

A geomagnetic storm unleashed by the sun on Sunday could create colorful auroral displays over parts of the United States ...

A solar storm could hit Earth tomorrow. Here’s how it could affect you - Forecasters say the northern lights could be seen ...

The sun may rise every morning, but the amount of sunlight reaching the Earth’s surface can substantially vary over decades.

Solar radiative energy declined in large parts of the world from the 1950s to the 1980s - known as "global dimming" - before ...

The researchers reached the conclusion by studying 7,982 meteoroid trajectories and 540 potential meteorite falls.

Blackouts and power grid disruptions could follow a massive solar storm after it hit the Earth this week, an expert has warned - but only if it rages for long enough. Physicists tracked the ...

The affects are expected to be felt today, with heightened geomagnetic activity being predicted over the next few days.

Solar eruptions created a northern lights display in North America and Europe overnight, with more auroras expected through Thursday.

Aurora does not have to be directly overhead to be visible: it can be observed from more than 600 miles away if the conditions are right.

The solar wind carries energetic charged particles from these events away from the Sun and toward the Earth. These energized particles hit the atmosphere at 45 million mph and are redirected to ...