Scientists continue to disagree over how worlds in the solar system should be classified. The argument turns on whether ...

On the 20th anniversary of Pluto’s infamous demotion, Mike “Pluto Killer” Brown explains why any reversal of that decision would be driven more by nostalgia than science ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Scientists claim to have solved the mystery behind the heart shape on ...

The discovery of the Kuiper Belt revealed thousands of icy objects near Pluto, challenging its status as a planet. After the discovery of Eris, astronomers formally redefined “planet” in 2006, leading ...

Add Yahoo as a preferred source to see more of our stories on Google. A huge heart-shaped feature on the surface of Pluto has intrigued astronomers since NASA's New Horizons spacecraft captured it in ...

Pluto TV has tons of great movies and TV shows, and it only costs, well, nothing. Now that’s a value that can’t be beat. In ...

Pluto's surface stays at about −393°F (−236°C), cold enough that nitrogen there isn't a gas at all but a glacier miles deep. Nothing about a world that ...

“Even on the biggest streaming services, the most-watched content isn’t always the original content,” the exec says in conversation with THR as the FAST channel launches in Canada. By Etan Vlessing ...