Sunspot AR3184 erupted with an X1.9-class solar flare. NASA's Solar Dynamics Observatory (SDO) captured the fireworks. The sunspot has been very active since it rotated into SDO's view. Credit: ...

Sunspot AR4114 erupted with M8 and M6-class solar flares. NASA's Solar Dynamics Observatory captured the fireworks in ...

Our sun has never flung such a massive spike of electromagnetic radiation at Earth, so a new study asked a harder question: ...

A powerful eruption from the sun could produce a dazzling northern lights display across parts of the United States later this week, according to the National Oceanic and Atmospheric Administration's ...

Four solar flares were seen erupting from the gaseous surface of the sun in unison, in an extremely rare event caught on camera. WATCH THE VIDEO ABOVE: Four solar flares erupt in unison in rare event.

A massive solar flare explosion occurred on the sun on Oct. 9, creating the possibility that the Northern Lights can be seen ...

Research has shown that stars like our Sun produce “superflares,” extreme solar flares more powerful than trillions of ...

Add Yahoo as a preferred source to see more of our stories on Google. Three solar flares burst from the sun toward Earth this week, scientists said, and the enormous beams of energy, light and ...

Federal forecasters now predicting the possibility of a moderate geomagnetic storm this week.

Sun's Surface Is Blanketed in Vortices That May Solve a Decades-Long Heat Mystery Solar vortex discovery by DKIST scientists confirms that Kelvin-Helmholtz instabilities blanket t ...

Brits could catch a glimpse of the Northern Lights tonight after three huge solar flares. NASA reported a trio of eruptions from the Sun this week - and warned they are causing radio blackouts across ...