It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

At the far reaches of our Solar System lies Pluto, a mysterious world shrouded in shadows and icy terrain. NASA’s latest ...

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 ...

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 ...

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.

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.

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 ...

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.