An exosyzygy – an alignment of three celestial objects around another star – is predicted to happen later this year, but it ...

“It’s a milestone in solar physics,” said Ioannis Kontogiannis, a solar physicist at Swiss Federal Institute of Technology ...

The sun’s outer atmosphere resembles a pufferfish.

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

Earth is about to see three total solar eclipses in just under two years, with each successive path of totality moving west ...

What seemed like new planets around Fomalhaut were actually expanding dust clouds from violent planetary collisions seen by Hubble.

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Two enormous space rocks have slammed together in a nearby planetary system, and for the first time astronomers have watched the dusty aftermath unfold almost in real time. The violent impact, ...

Two asteroids were snapped smashing into each other around a star beyond our solar system. The collision occurred in the vicinity of Fomalhaut, a relatively young star situated just 25 light-years ...

Fomalhaut lies about 25 light-years away in the constellation Piscis Austrinus, aka the Southern Fish, and is one of the brightest stars in the night sky. It is surrounded by several belts of dust and ...

Learn about the collisions between space rocks that have created huge dust clouds, one of which was previously mistaken for ...