A large sunspot has just reappeared on the sun's Earth-facing surface, almost two months after it first emerged. The ...

The hunt for habitable worlds has become a hot topic in astronomy. For decades, the search has been focused on planets in the ...

A new 8K camera system at the Vacuum Tower Telescope in Tenerife captures images of the Sun's surface in stunning detail.

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

Using a newly developed adaptive optics system called Cona, scientists peered through Earth's turbulent air to reveal the sun ...

City-sized droplets and twisting streams of plasma have been picked up by incredibly detailed images of the sun’s corona, ...

Our solar system’s origin story spans billions of years and involves clouds of gas, cosmic collisions, and planetary ...