An advanced alien civilization could be zipping around space on some of the fastest-moving stars, suggests a new paper. While astronomers have explored the possibility that hypervelocity stars may ...

An advanced alien civilization may want to cruise around the galaxy, and the best way to do that is by steering their binary star system, a researcher proposes in a new paper. Long-lived ...

With all this talk about an expanding universe, perhaps you're wondering how it is that astronomers know things are moving up there, let alone how fast they're moving. But astronomers routinely ...