"We were definitely surprised by the 'kiss' part of kiss-and-capture. There hasn't really been a kind of impact before where ...

Pluto likely acquired large moon Charon in a “kiss and capture” collision billions of years ago. It may have created a subsurface ocean on the icy dwarf planet.

Alongside, Sedna, Quaoar, and Eris, there was also the discovery of Makemake and Haumea ... not just the eight planets but also at least five dwarf planets, hundreds of moons, millions of ...

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.

On Monday night you may have a chance to witness the moon obscuring the Red Planet at its brightest, as well as a comet’s ...