A NASA spacecraft is making a close approach to the sun, repeating its record-breaking distance of 3.8 million miles from the ...

Researchers at the University of Hawaiʻi Institute for Astronomy (IfA) are helping reshape how scientists study the sun. The ...

Auroras could be visible across northern parts of the U.S. this weekend, according to the National Oceanic and Atmospheric ...

What Makes a "cannibal coronal mass ejection (CME)". Your neighbors may be driving up your utility bill—watch out for this ...

With solar wind conditions expected to intensify late Friday into Saturday, the Northern Lights may be visible in the U.S.

It's time for one of the strongest meteor showers of the year. A meteor streaks over an Orthodox church during the annual ...

Images captured by NASA's Parker Solar Probe as the spacecraft made its record-breaking closest approach to the sun in ...

Burst from M-dwarf star could be powerful enough to strip the atmosphere of any planets that orbit it, with implications for ...

A sudden black hole flare unleashed stunning, near light speed winds that echo the Sun’s most powerful eruptions.

An international team of astronomers, led by SRON, discovered a rapid explosion of matter around the supermassive black hole ...

The northern lights may light up the night sky early this week in the northern half of the continental U.S. Forecasters have ...

X-ray space telescopes caught a supermassive blackhole flinging matter into space at a fifth of the speed of light ...