When it comes to the moons of our Solar System, there’s only one planet that doesn’t fit in with our expectations: Neptune. For every other planet, there are two main ways that they acquired ...

Special Features: The third-largest moon of Neptune and one of its outermost. Found in 1949, it was one of the last moons of Neptune to be discovered before Voyager's trip to the ice giant in 1989.

A tiny, mysterious moon orbiting Neptune has been spotted for the first time in more than 20 years. By analyzing photos taken by the Hubble Space Telescope, scientists at the SETI Institute in ...

Related Stories. Uranus and Neptune share magnetic secrets, Science Online, 11 Mar 2004; Uranus has a second ring-moon system, Science Online, 23 Dec 2005; Pluto really has two more moons, Science ...

Two new moons of Neptune, and one new moon of Uranus, have been discovered, taking each planet's total moon count to 16 and 28, respectively.

Neptune has a new moon, and its existence is an enigma. The object, known for now as S/2004 N1, is the first Neptunian moon to be found in a decade.

The two main rings, about 53,000 km (33,000 miles) and 63,000 km (39,000 miles) from Neptune, are 5 to 10 times brighter than in earlier images. The difference is due to lighting and viewing geometry.

Neptune's 14th moon, currently known only as S/2004 N 1, is thought to measure no more than 12 miles (20 kilometers) across. It orbits about 65,400 miles (105,250 kilometers) ...

Saturn has 83 moons, Uranus has 27, and Neptune has 14. The team is also tracking many additional moons around Saturn, but they’re harder to locate because the ringed planet is farther from Earth.

Neptune’s new moon, S/2004 N 1, is the planet’s 14th. NASA, ESA, M. Showalter/SETI Institute SETI Institute astronomer Mark Showalter just discovered a new moon around Neptune, a roughly 12 ...