Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

Pluto, once considered the ninth planet, lies over 6 billion kilometers from Earth, making it one of the most difficult ...

Many people all over the world were shocked and dismayed when the International Astronomical Union demoted Pluto to “dwarf planet” status at its 2006 convention. Now, researchers at the California ...

A researcher has used advanced models that indicate that the formation of Pluto and Charon may parallel that of the Earth-Moon system. Both systems include a moon that is a large fraction of the size ...

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 ...

First, let’s compare the orbital characteristics of Pluto with those of other planets. Pluto has an orbital eccentricity (the degree to which its orbit deviates from a perfect circle) of 0.25, while ...