Neptune Moons -- from Eric Weisstein's World of Astronomy
Banfield, D. and Murray N. "A Dynamical History of the Inner Neptunian Satellites." Icarus 99, 390-401, 1992.
"Neptune's 'Forbidden' Moons." Sky & Telescope, p. 7, July 1992.
Despina
Despina [1989 N3]: discovered in August 1989 by Voyager 2
Arnett, W. "The Nine Planets: Despina." Nine Planets .
Galeta
Originally called 1989 N4, Galeta was discovered in August 1989 by Voyager 2.
Arnett, W. "The Nine Planets: Galeta." Nine Planets .
Larissa
Originally called 1989 N2 or 1981 N1, it was discovered in August 1989 by Voyager 2. It appears that this satellite was probably detected from Earth during a 1981 occultation.
Arnett, W. "The Nine Planets: Larissa." Nine Planets .
Naiad
Originally called 1989 N6, Naiad it was discovered in August 1989 by Voyager 2
Arnett, W. "The Nine Planets: Naiad." Nine Planets .
Nereid
Nereid: Neptune's third largest satellite.
Arnett, W. "The Nine Planets: Nereid." Nine Planets .
Proteus
Proteus [1989 N1]: discovered in August 1989 by Voyager 2.  Upon its discovery, it displaced Nereid as Neptune 's second largest moon.
Arnett, W. "The Nine Planets: Proteus." Nine Planets .
Thalassa
Thalassa [1989 N5]: discovered in August 1989 by Voyager 2
Arnett, W. "The Nine Planets: Thalassa." Nine Planets .
Triton
Triton has a retrograde orbit.  It has a methane atmosphere thinner than 1% of Earth 's and was imaged extensively by Voyager 2, which found a 1.5
bar atmosphere of N2 at 37 K.
--.  Special Voyager at Triton issue. Science 250, 1990.
Arnett, W. "The Nine Planets: Triton." Nine Planets .
© 1996-2007 Eric W. Weisstein