Neptune’s moons have long provided evidence of a cataclysm four billion years ago. A new study suggests one moon may have made it through. By Jonathan O’Callaghan Neptune’s moon system is bizarre.

TRITON is really stirring things up. Neptune’s largest moon may have a turbulent ocean under its icy crust, driving geologic activity. If so, the mix of liquid water and an ability to cycle nutrients ...

Neptune's far-flung moon Nereid may be the last of the planet's original companions that managed to survive a cosmic crash, scientists reported Wednesday. Sixteen known moons circle Neptune, our solar ...

Orbiting in reverse around Neptune, Triton is a cosmic rebel with a secret past. This video dives into the evidence that suggests this giant moon was not born around the blue planet but was violently ...