A surprising find has researchers thinking that they may have discovered a "Solar System 2.0."
Astronomers have found the very first quintuple star system consisting of two sets of eclipsing binary stars and one solo star.
By using the world's preeminent telescopes, astronomers peer behind a curtain of dust to find a giant star-making factory known as "Sparky."
A giant star in the Canis Majoris constellation isn't acting like itself, and scientists are doing their best to figure out why.
Speaking to Congress, two astronomers from SETI describe the chances of finding aliens as almost 100 percent.
There's something around the star KIC 8462852 that seems so unnatural it's driven serious scientists to search for alien signals coming from the system.
The distinctive green comet is releasing a large amount of alcohol into space, although probably not anything you'd actually want to drink.
Scientists are getting a peek into the early days after the big bang thanks to Hubble's discovery of a large collection of dwarf galaxies.
A new infographic from Space.com details some of the highlights in our quest to know whether we're alone in the universe.
A story that went viral this week reports that astronomers finally found E.T., but those aren't the facts. CNET's Eric Mack talks with the astronomers involved about what is still a very interesting star.