How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond Neptune, it orbits the sun every 25,000 years.

There is always the option to drop a small black hole into Pluto or shrink the solar system around it. Those may be tougher to accomplish, but our hosts are up to the challenge.

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond Neptune, it orbits the sun every 25,000 years.

What Pluto can teach us about planets and our solar system : Short Wave Pluto hasn't been a planet for almost 20 years. In the early 2000s, scientists discovered several objects of a similar size ...

An illustrated diagram of the sun and the planets of the solar system. (Image credit: SCIEPRO via Getty Images) Researchers discovered the 12 potential massive objects around 60 AU from the sun ...

In the cold, distant reaches of the Solar System, far beyond Pluto, astronomers have just identified what could be a new dwarf planet. It's called 2017 OF201, a rock that appears to be some 700 ...

Pluto was discovered in 1930 in Arizona, ... Once the quirky underdog of our solar system, Pluto held planetary status until 2006, when it got a cosmic demotion that still stings space fans.

Though Pluto has formally been considered a dwarf planet for almost two decades, it still has many lessons left for planetary scientists — including hints about how the solar system formed.

Though Pluto has formally been considered a dwarf planet for almost two decades, it still has many lessons left for planetary scientists — including hints about how the solar system formed.