Using a new technique that partly relies on artificial intelligence, researchers spotted potentially more than 10,000 new ...

Planet She-Hulk #6, the final issue, by Stephanie Phillips and Aaron Kuder, was published yesterday by Marvel Comics, and is a gorgeous look at what could have been but isn't. It is also accompanied ...

The Solar System might not be as quiet and orderly as we think. Imagine one day looking up and seeing something strange in the sky, a small speck that grows larger and larger. Soon, it becomes clear: ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is hidden in our solar... If Planet Nine is out there, this telescope might ...