An enhanced view of Neptune's largest moon, Triton. Sometimes, astronomy is like a forensic investigation: We can't just rerun the past, so we have to study clues to figure out what happened. And ...

We're all made of star stuff, but some things in the universe are created by comets. Neptune's recently discovered and smallest moon, Hippocamp, has been confirmed and observed in detail by the ...

Introducing Hippocamp—the smallest of Neptune’s seven inner moons. The recently discovered moon likely formed from a collision with another moon billions ...

A faint and frigid little moon doesn't have to go by "Neptune XIV" anymore. Astronomers have given a name — "Hippocamp" — to the most recently discovered moon of Neptune, which also formerly ...

Neptune may be one of the more mysterious planets in the Solar System, but a new study notes that two of its moons, Naiad and Thalassa, are locked in a "dance of avoidance." ...

Future missions to Uranus and Neptune are in the preliminary planning stages, and more data on their moons will allow the team to better study these far-flung planets.

Neptune is big, it’s blue, and it is a planet that can tear you apart if you happen to drop into one of its massive, ...

Astronomers have discovered three new tiny moons orbiting the far-off planets Neptune and Uranus of the outer solar system.

A new moon was found near Neptune, joining the other 13 we knew about. It's so small that it wasn't detected during the Voyager 2 flyby in 1989.

It was a moon. Now the moon has a formal name: Hippocamp, after the mythological sea creatures that galloped alongside the Roman god Neptune. Hippocamp is one of 14 moons orbiting Neptune.

When Voyager II flew past Neptune in August of 1989 it revealed a complex system of 13 moons, six of which had never been seen before.