Pluto, humanity's favorite dwarf planet, is getting some high-profile allies. "Star Trek" actor William Shatner wants to use ...

A team from the University of Arizona has made a startling new discovery about the formation of Pluto and its moon. Published ...

Elon Musk has voiced his support for reinstating Pluto's planetary status, responding to a social media prompt advocating for ...

Instead of a typical planet-moon setup, Pluto and Charon became a binary system. They circle a shared point in space, locked in a delicate, endless orbit. Their strange gravitational dance has ...

Researchers say they found a curious dot on infrared images taken 23 years apart that seems to be moving in a manner ...