New Horizons Just Set a Record for Taking the Furthest Photographs Away From Earth

NASA’s New Horizons spacecraft is now 3.79 billion miles from Earth, or around 41 times the distance between the Earth and the Sun, and far beyond the orbit of Neptune. Using its Long Range Reconnaissance Imager, it snapped these images of Kuiper Belt Objects 2012 HZ84 (left) and 2012 HE85 (right)—and they’re the…

A Mysterious Mars-Sized Object Could Be Hiding at the Edge of Our Solar System

It’s been about 11 years since Pluto was demoted to dwarf planet status, leaving a 1,473 mile (2,370 kilometers)-size void in our hearts. Since then, the hunt for Planet X—aptly renamed Planet 9—has grown into an international movement to find such an object in the Kuiper Belt beyond Neptune’s orbit. Now, scientists …