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

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

On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, whether you call it a planet or not.

Since its discovery in 1930, Pluto's planetary fortunes have risen and fallen, but much mystery remains. A future space probe could shed new light on the "littlest planet." IE 11 is not supported.

They did, and the discovery of Planet X was announced on March 13, 1930. An 11-year-old English schoolgirl, Venetia Burney, ... 3 - Pluto is covered by a thin, blue soot-like haze.

While the team hasn’t determined 2015 RR245’s composition, it’s probable that, like Pluto and other Kuiper belt dwarf planets, the object is a frozen wonderland of volatile ices, perhaps ...

On Jan. 1, 2019, New Horizons brought that ancient body, Arrokoth, into focus and, in doing so, revealed how planetesimals — the building blocks of planets like Pluto — were formed.

On February 18, 1930, Pluto was discovered by astronomer Clyde W. Tombaugh at the Lowell Observatory in Flagstaff, Arizona. Compared with the major planets in our solar system, Pluto has had a ...

It was once the ninth planet, but today the best-known dwarf planet in the galaxy is proving it's a giant when it comes to surprising discoveries. Eric Mack has been a CNET contributor since 2011 ...

Pluto may not be a planet any more, ... Pluto was discovered 95 years ago on Feb. 18, ... The planet appears as a small, star-like point. Advertisement.

Pluto was discovered 75 years ago this week, ... scientists can't even agree if Pluto is really a planet. ... So do some comets. But many comets, like Pluto, have highly inclined orbits.

Pluto was discovered 80 years ago today, and astronomers are still arguing over what it is. The oddball world, downgraded from planet to dwarf planet status in 2006 and then later reclassified, is ...