The dwarf planet Pluto and its five known natural satellites (Charon, Styx, Nix, Kerberos, and Hydra) may be frigid, but ...

Two of Pluto's midsize moons may be made of the guts of its largest moon, Charon, new research suggests.

Today, I must share a big news from the field of astronomy! The Webb Telescope has recently made a significant discovery by ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A composite of enhanced color images of Pluto and Charon taken by NASA's New Horizons spacecraft ...

Today, let's talk about Pluto and Charon; these two have quite the story! Did you know that their 10-hour "intimate encounter" has shaken the field of astronomy to its core?

Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.

Pluto, once thought to be a frozen and lifeless world drifting on the edge of our solar system, may be harboring one of its ...

(Correction: An earlier version of this story misstated how far Pluto is from the sun. The correct number is 3.7 billion miles.) What was discovered in Flagstaff, Arizona, and killed off in Prague? If ...

It's much harder to find, but there are a lot more of them." The first interstellar object to visit the solar system may have ...

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...

The newly found moon is the 14 th in a system of small moons orbiting Uranus — all of which orbit closer to the planet than its largest moons: Miranda, Ariel, Umbriel, Titania and Oberon. “It’s ...