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

Astronomers say they spotted signs of a giant explosion releasing from a star beyond our solar system, one powerful enough to destroy a planet’s atmosphere.

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

The Sun Sent A Coronal Mass Ejection Directly Toward The Interstellar Object 3I/ATLAS In A First Of Its Kind Event ...

At about 0200 UTC (that’s 1pm AEDT) on November 12, the US National Oceanic and Atmospheric Administration and Australian ...

Astronomers detect a violent storm on a distant star, revealing implications for exoplanet habitability and stellar activity.

Red dwarf hurls plasma at speeds rarely seen from Sun, potentially stripping atmospheres from orbiting planets ...

A coronal mass ejection is a massive burst of plasma and magnetic energy from the sun that can light up Earth’s skies with ...

Down here on Earth we don't usually notice, but the Sun is frequently ejecting huge masses of plasma into space. These are called coronal mass ejections (CMEs). They often occur together with sudden ...

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

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