Pluto May Have Won Its Moon Charon with a Kiss'Pluto may have captured Charon through a brief icy 'kiss' during a cosmic collision, representing a new theory of moon formation.
End of the world? '50% chance' Andromeda will collide with Milky WayThere's a 50% chance the Andromeda galaxy will collide with the Milky Way, affecting Earth's future, albeit scientists say this is less certain than previous assumptions.