Behold, the space hurricane. Just like its terrestrial namesake, it spins in vast spirals and has a calm, eye-like center.

During a solar eclipse, astronomers who study heliophysics are able to study the sun's corona—its outer atmosphere—in ways ...

After more than three weeks without a powerful solar flare, the sun has suddenly ramped up its activity, firing off three ...

At these distances, the satellites remain within Earth’s protective magnetic shield and can reliably measure the planet’s ...

Though it sounds like something out of science fiction, space hurricanes are real, and they don't come with lightning or roaring winds. Instead, these storms unfold in silence, swirling clouds of ...

The northern lights will have a better chance of being seen throughout Canada and Alaska once the sun sets in the state. A ...

A cloud of hot, magnetized plasma — a coronal mass ejection — erupted from the Sun on Wednesday, July 23, headed off into ...

The newly released images from a December flyby are so detailed that scientists can see explosions and the flow of solar winds.

“Aurora can often be observed somewhere on Earth from just after sunset or just before sunrise,” stated NOAA. “The aurora is ...

This stunning aurora display will be visible in as many as 14 U.S. states, thanks to a minor geomagnetic storm triggered by a high-speed solar wind stream, according ...