Astronomers using the European Space Agency's XMM-Newton space observatory and the LOFAR telescope have definitively spotted ...

"Astronomers have wanted to spot a coronal mass ejection on another star for decades. We’ve now managed to do this for the ...

Astronomers first documented a CME in 1859, in conjunction with the widespread energy grid disruptions that later became ...

Scientists have spotted a red dwarf star about 130 light-years away ejecting an enormous amount of material into space.

The sun unleashed a third X-class solar flare on Nov. 11. Clocking in at X5.1, it is the biggest solar flare this year and ...

Brilliant colors strobed the skies across much of North America — viewed as far south as Florida — on Nov. 11 as a powerful ...

Erupting plasma was detected from a distant red dwarf star’s powerful coronal mass ejection by the XMM-Newton spacecraft of ...

A coronal mass ejection from a distant star has been confirmed for the first time, raising questions about how such events ...

Millions across the U.S. and Europe witnessed rare, colorful displays of the northern lights on Tuesday and Wednesday after ...

The predicted speed of the third coronal mass ejection in the series was the highest he’d ever seen: about 870 miles per ...