Pluto was identified in 1930, but by 1994, it was still little more than a blurry pixelated smudge on astronomers’ screens.

If you lived on one of Pluto’s moons Nix or Hydra, you’d have a hard time setting your alarm clock. That’s because you could not know for sure when, or even in which direction, the sun would rise. A ...

Using NASA’s Hubble Space Telescope to view the ninth planet in our solar system, astronomers discovered Pluto may have not one, but three moons. If confirmed, the discovery of the two new moons could ...

Astronomers using the Hubble Space Telescope have discovered a fourth moon orbiting Pluto. Pluto - for the record - is still classified as a dwarf planet. Astronomer Larry Wasserman of Lowell ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An artist's rendering of a white dwarf devouring a Pluto-like body. | Credit: NASA, Tim Pyle ...

Astronomers using the Hubble Space Telescope discovered a fourth moon orbiting the icy dwarf planet Pluto. The tiny, new satellite – temporarily designated P4 -- was uncovered in a Hubble survey ...

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away from Earth. - NASA / JPL-Caltech / Tim Pyle illustration For the first ...