Using two infrared space telescopes and a 23-year gap, scientists may have spotted a mysterious, slow-moving object beyond ...

The possibility of Planet Nine being out there way beyond Pluto has always excited astronomers. They have now found one body ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

From Weezer to PVRIS to Refused and beyond... here are our picks of the bands you need to see at Mad Cool this year. It's ...

But Gulden has also been quietly juggling a second identity, one she never could have imagined just a few years ago: Enemy of ...

By lighting a green lantern in Boston’s Old North Church, environmentalists announce a new global day of action—Sun Day—to ...

Physicists have created a model of a black hole bomb in the lab for the first time, verifying a theory first proposed more than 50 years ago.

If the object really is Planet Nine, it would be larger than Neptune and exist 700 times further from the sun than Earth. The best candidate yet for the elusive Planet Nine has been spotted in two ...

Good news for those with a Pluto-shaped hole in their life ... predicted to harbor an undiscovered planet, often referred to as Planet Nine," the researchers wrote in their paper.