Researchers accounted for the previously overlooked structures of the dwarf planet and moon in computer simulations of a celestial collision ...

"We were definitely surprised by the 'kiss' part of kiss-and-capture. There hasn't really been a kind of impact before where the two bodies only temporarily merge before re-separating!" ...

Both systems include a moon that is a large fraction of the size of the main body, unlike other moons in the solar system. The scenario also could support Pluto's active geology and possible ...

Find out about the solar system and learn the order of the planets with a song in this video ... and dwarf planets such as Pluto.