ALIEN-HUNTERS have narrowed down their 21-year-search for extraterrestrial life to 100 “signals of interest”. The mammoth ...

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite galaxies—up to 100 more than we currently know. These elusive "orphan" galaxies have ...

For decades, scientists have tried to turn the question of alien life from late-night speculation into something you can ...

Though the Milky Way is generally always visible from Earth, certain times of year are better for stargazers to catch a glimpse of the band of billions of stars. "Milky Way season," when the galaxy's ...

The Milky Way is a spiral galaxy containing 100-400 billion stars. Planet Earth sits along one of the galaxy’s spiral arms. Though the Milky Way is generally always visible from Earth, certain times ...