Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

"We are essentially looking to remove all reliance on Earth's resources so that we can build a sustainable industry in space.

Recently, two of the powerful men on the planet where space policy is concerned had an exchange on the social media platform ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...