The sun goes through repeating cycles of activity roughly every 11 years. During the active phase of a solar cycle, the ...

A severe geomagnetic storm on November 12 caused by a coronal mass ejection from the sun led to beautiful auroras all over ...

The sun’s current 11-year activity cycle has already peaked—but extreme outbursts from our star may still be in store ...

Tomorrow NASA finally shows their HiRise, triple current best resolution images. In ~4 days a CME (sun coronal mass ejection) ...

Astronomers have, for the first time, confirmed a colossal coronal mass ejection from a distant star, a blast so powerful it could strip the atmosphere from any nearby planet. Astronomers using the Eu ...

The powerful coronal mass ejection would have likely destroyed the atmospheres of any potentially habitable planets nearby ...

For the first time ever, astronomers have spotted a powerful coronal flare (cme) from a star other than the Sun.

There will be no moonlight and with mostly clear skies, you may catch 10-15 meteors per hour. The best time to view them will ...

Minnesotans and others around the country got a rare treat on Nov. 11 with an aurora borealis supercharged by the sun.

For the first time, astronomers say they have spotted a giant explosion released by a star beyond our solar system.

The northern lights could be visible from states along the U.S.-Canadian border on Sunday night, forecasters at the National ...