After weeks of reduced activity, the sun erupted with three powerful flares on a single day. That could send solar flares ...

The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow.

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

Having two separate spacecraft flying independently but in such a way that one casts a shadow on the other is a challenging task. But future missions depend on scientists figuring out how to make this ...

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 ...

This week, skywatchers across the northern United States have a special treat waiting for them. The magical northern lights — ...

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 ...