Neptune's strangest moon Nereid may not be a captured object after all, but a survivor from the planet's original moon system ...

Neptune’s oddball moon Nereid may be the sole remnant of an earlier system, formed near the planet rather than being pulled ...

For decades, scientists believed that Nereid, Neptune's third-largest moon, was not native to the planet at all.

A study suggests that the ice giant's largest moon, Triton, made a dramatic entrance to the Neptunian system long ago, ...

Neptune , the farthest of the planets, acts like a shepherd for the outer solar system, gravitationally scattering distant asteroids known as Kuiper ...