Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold ...

An international team of astronomers has discovered a massive cloud of gas and dust located in a little-known region of our ...

New research suggests that the Milky Way should be surrounded by as many as 100 undetected tiny and faint "orphan" galaxy ...

Scientists predict up to 100 invisible galaxies may orbit the Milky Way, hiding just beyond our current detection limits.

A cosmic void could be distorting how we see the universe expand. Sound from the Big Bang may hold the clues. According to astronomers, Earth and the entire Milky Way galaxy might be located within a ...

Very massive stars (VMSs) have had a massive impact on the formation of our universe. However, there aren't very many of them ...

There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to ...