There are a lot of worlds beyond the orbit of Neptune. Some are dwarf planets, while many others are much smaller rocks ...

Pluto Archives October 2020. What is Sandy Alomar’s future? Who plays SS? What about ownership? Hey, Terry on Tribe. The Browns are 5-2, but is it a fool’s gold 5-2?

Pluto was discovered in 1930 in Arizona, but in 2006 scientists decided to cut Pluto from the planetary line up. Here is why Pluto isn't a planet.

Pluto was always in a tough spot when it came to being a planet. Just 1,477 miles across, it's only one-fifth the diameter of Earth. It did have five known moons: Charon, Nix, ...

If Charon hit Pluto at a relatively sedate speed of about 2,000 miles per hour — 10 times as slow as the Earth’s moon-forming impact — the two would have remained in contact for about 10 ...