Even by the wild standards of the outer solar system, the strange orbits that carry Neptune’s two innermost moons are unprecedented, according to newly published research. Orbital dynamics experts are ...

Triton was discovered in 1846 by the British astronomer William Lassell, but much about Neptune’s largest moon still remains a mystery. A flyby by NASA's Voyager 2 spacecraft in 1989 offered a quick ...

For the first time in decades, a new tiny moon has been found in orbit around the gas giant Neptune, according to a study published Wednesday in the journal Nature. Hippocamp, now known as Neptune’s ...

Neptune’s tiny innermost moon, Naiad, has now been seen for the first time since it was discovered by Voyager’s cameras in 1989. Dr. Mark Showalter, a senior research scientist at the SETI Institute ...

The Moon hangs near Saturn and Neptune in the early-morning sky, and it’s best to catch them earlier rather than later. Try looking east 90 minutes before sunrise, where you’ll easily spot the ...

CAPE CANAVERAL, Fla. - Chalk up one more moon for Neptune. NASA announced the discovery of Neptune's 14th moon Monday. The Hubble Space Telescope captured the moon as a white dot in photos of Neptune ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Saturn, the moon and Neptune will be within 5 degrees of each other in the night sky on July 15.