Researchers may have found the first signs of an exomoon

Over the last couple of decades, we've spotted thousands of planets outside of our solar system -- Kepler alone has confirmed more than 2,600. But so far, we've haven't found any exomoons, despite the likelihood of them being prevalent in our galaxy....

Scientists may have found a Neptune-sized alien moon

Astronomers have found an abundance of exoplanets, but no exomoons. Despite ongoing efforts, the tiny celestial bodies have just been too elusive to detect using modern technology. However, researchers might have just hit paydirt. They've used Kepler...