From the cratered companion that lights Earth's night sky to the hundreds of icy worlds circling the Solar System's giant ...

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.

CAPE CANAVERAL, Fla. — 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 ...

James Webb found Neptune's moon Nereid has an unusual icy surface, suggesting it formed alongside the planet instead of being captured later.

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 ...