Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...

The New Horizons spacecraft, which was built with the help of Sacramento-area company Aerojet, captured pictures of an icy mountain range on the dwarf planet Pluto. KCRA 3 meteorologist Dirk ...

On July 23, 2018, NASA published a different picture of the former planet and said it revealed "the most accurate natural color images of Pluto" if seen by the human eye.

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

New pictures of the dwarf planet Eris—whose larger size spurred Pluto's demotion—suggest that Pluto may actually be just a hair bigger.

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

Get ready to be amazed: NASA today unveiled the best-ever images of Pluto, revealing the dwarf planet's varied and exotic landscape in amazing detail.

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.

NASA’s New Horizons mission has taken humanity closer than ever to understanding the mysterious dwarf planet, Pluto. In 2015, this space probe made history by sending back stunning high ...

Pluto: Once known as the ninth planet of our solar system, Pluto has been reclassified as a dwarf planet, located in Kuiper Belt. Discovery: Astronomer Clyde Tombaugh discovered Pluto in 1930.