solar flares

The Sun apparently got a little goofy as scientists observed a small, strange chunk of it breaking off and doing a little jig. 

Solar Vortex

"It's very curious."

Small Chunk Breaks Off the Sun, Does a Little Dance

Massive spikes of radiation levels on Earth were once believed to be caused by solar flares, but a new study suggests that something else may be driver.

Sun Guns

"There's a kind of extreme astrophysical phenomenon that we don't understand and it actually could be a threat to us."

Something Unknown Seems to Blast Earth With Radiation Every Thousand Years or So

Space weather experts are monitoring a growing sunspot that's pointing straight towards Earth, USA Today reports — but there's "no need to panic."

Bad Space Weather

"This is what sunspots do."

Scientists Say "No Need to Panic" as Sunspot Pointed at Earth Doubles in Size Again

If you live in the Northern part of the United States and catch a glimpse of the aurora borealis tonight, you'll have a "cannibal" solar explosion to thank. 

Cannibalize Me

If you live in these areas, take a look at the sky tonight.

Huge "Cannibal" Solar Explosion Will Make Northern Lights Visible in Areas That Normally Never See Them

The aurora borealis will be visible in large swathes of the northern United States and Canada over Thursday night. Here's why they occur.

Look Up

Tonight will be likely to provide the best view.

You'll Be Able to See the Northern Lights From the United States This Week

The Inouye Solar Telescope, the largest solar observatory in the world, just released the first-ever image of a sunspot.

Satan's Butthole

The Sun is a truly chaotic place.

The Sharpest-Ever Image of a Sunspot Looks Like a Portal to Hell

NASA just released the closest pictures ever taken of the Sun, courtesy of the Solar Orbiter. And they already made a big discovery.

Tiny Flares

They're calling them "campfires" — and our star appears to be covered with them.

Scientists Found Something Surprising in Closest-Ever Photos of the Sun

coronal mass ejections solar flares coronal jets breakout model