Prepare for a battle of wills! On April 23, the sun will square Pluto, bringing intensity and friction to themes surrounding ...

Although Seeing in the Dark doesn't directly discuss Pluto, it does celebrate the joy of observing planets. Viewers who watch the show may wonder what happened to Pluto in 2006 and whether any of ...

No longer a planet but not forgotten, Pluto’s colors, captured by NASA almost 10 years ago, continue to dazzle among the collection of colorful celestial objects only seen in the solar system.

For one reason or another, some people are still upset about Pluto's demotion from planet to dwarf planet. This demotion, by the way, occurred all the way back in 2006. So, what does famed ...

At just 23 years old, Tombaugh sent his drawings ... the discovery of a new planet. The search for Pluto did not begin with ...

Viewed in this longer context, the previously modern idea of having nine planets, which came about in the 1960s and lasted only until 2006, was a blip on the screen. And if you are still a Pluto ...

An curved arrow pointing right. NASA's New Horizons spacecraft took us to Pluto for the first time in July 2015. Scientists are astonished by the incredible features they've observed on the dwarf ...

Some unseen process or processes are renewing the surface of the dwarf planet. This has been likened ... astronomers thought Pluto was too old to have retained enough heat energy to have these ...

The Pluto-Kuiper Express is currently slated to become the first spacecraft to visit the mysterious world, the smallest and usually farthest planet-like body from the sun. The Planetary Society on ...