Some 1.2 billion light-years from Earth, a massive event is unfolding on cosmic scales. There, not two, but three galaxies are gradually coming together in a giant, triple collision named ...

Astronomers using the powerful Hobby-Eberly Telescope have eyed thousands of hydrogen halos surrounding ancient galaxies ...

Astronomers have identified one of the largest rotating structures ever observed, located 140 million light-years from Earth. It is a massive, spinning cosmic filament containing an incredibly ...

Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together. The razor-thin chain of galaxies sits inside a much larger filament that ...

Astronomers have discovered Andromeda XXXVI, an ultra-faint dwarf galaxy orbiting the Andromeda Galaxy, using archival survey ...