One, unleashed last week, was the solar equivalent of Hurricane Irma — a monster X9.3 storm. Even though it only struck Earth a glancing blow, this was enough to disrupt some radio communications.

A burst of solar activity at the end of June has drawn the attention of space weather forecasters around the world after a ...

Solar flares largely go unnoticed, but that doesn't mean there aren't dangerous ones that could impact life on Earth.

The volley of radiation may trigger the northern lights if it collides with our atmosphere, and could cause major issues for power grids, experts suggest. NASA’s Solar Dynamics Observatory, which ...

Add Yahoo as a preferred source to see more of our stories on Google. Something stormy is happening in the skies right now. The sun has released a “relentless barrage” of solar flares (21 overall) in ...

Astronomers using the Daniel K. Inouye Solar Telescope (DKIST) have captured a solar flare that defies all expectations, shaking the foundations of solar physics. This new discovery, reported in two ...

Our sun is a roiling mass of energy, with solar flares exploding on its surface, sending gas, plasma, and light that blasts across the solar system. When radiation from extra-powerful flares breaks ...