Researchers say they've discovered the largest known object in the universe, a galactic superstructure called Quipu.

Lunar: A history of the moon in myths, maps and matter tells the story of the coexistence between humanity and the celestial ...

The whole thing looks like a giant funnel ... Astronomers agree on this general picture of what happened in the earliest ...

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

Cameras are now rolling on the live-action Masters of the Universe movie in London, and we have a first look at star Nicholas ...