Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, ...

The bottom of the world is front and center for a partial solar eclipse next week. Antarctica, New Zealand and a sliver of ...

“All signs were pointing to the Sun going into a prolonged phase of low activity,” said Jamie Jasinski, study lead author and ...

The sun’s activity is escalating far beyond scientist’s predictions, Nasa has warned, resulting in more solar storms, flares ...

AP photographer Dmitri Lovetsky had been trying to photograph a plane flying across the disk of the sun for several days.

Analysis by researchers at the University of Bern suggests that water and other volatile compounds arrived on Earth from ...

In what we can only interpret as a show of solidarity for the Solar System's beleaguered dwarf planet Pluto, the Sun put its heart prominently on its sleeve atmosphere.

Solar activity has been on an overall decline since the ‘80s and scientists were expecting us to plunge into a historic low ...

With advance warning, however, steps can be taken to reduce the risks. If an electrical grid is running near capacity, for ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

These celestial wonders can tell us a lot about the state of the atmosphere at home on Earth as well as on other planets.

The equinox marks the arrival of fall in the Northern Hemisphere on Sept. 22. Are you ready for fall? The official arrival of fall is the autumnal equinox, which occurs in the Northern Hemisphere on ...