“Because Pluto is rotating rapidly prior to the collision, and because Charon lies mostly outside of their corotation zone, ...

Pluto and its largest moon Charon could have come together via a 10-hour “kiss-and-capture” encounter after a grazing ...

Pluto's big moon Charon may have a different origin story than scientists suspected. New research suggests the two bodies ...

Pluto and Charon may have formed through a “kiss and capture” mechanism, with the two icy bodies colliding and becoming ...

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 ...

Planet X, also called Planet Nine, is a hypothetical planetary body seven times the mass of Earth lurking behind Pluto. If ...

Charon is large in size relative to Pluto, and is locked in a tight orbit with the dwarf planet. A new simulation suggests how it ended up there.

Unlike Earth, where the Moon orbits the planet, Pluto and Charon orbit each other, forming a binary system that is more ...

They needed some space. New research suggests Pluto may have had a “kiss” with its largest moon billions of years ago in a harmless collision. The report, published in “Nature ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

New models reveal Pluto and Charon may have spent some of their early history locked together in an embrace after a grazing ...