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Thalassa (thÉ™-las'-É™, IPA , Greek ΘάÎ"ασσα), or Neptune IV, is the second moon of Neptune.Thalassa was named after a daughter of Aether and Hemera from Greek mythology."Thalassa" is also the Greek word for "sea".
Thalassa
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Thalassa
Related Category: Astronomy: General
(thls´, thl´s), in astronomy, one of the natural satellites, or moons, of Neptune.
Thalassa
Neptune IV - 1989N5
Thalassa appears to be about 80 kilometers (50 miles) in diameter. It orbits Neptune in 7 hours, 30 minutes about 25,200 kilometers (15,700 miles) above the cloud tops.
Thalassa
Neptune IV
Thalassa ("tuh LASS eh") is the second of Neptune's known satellites: orbit: 50,000 km from Neptune diameter: 80 km mass: ?
Thalassa
Discovered in 1989 by Voyager 2, Thalassa is a small irregularly shaped world.
Thalassa was a daughter of Aether and Hemera, in Greek Mythology.
THALASSA
Thalassa is a tiny moon of Neptune. It was discovered using NASA's Voyager 2 mission in 1989. It orbits 50,070 km from the center of Neptune and is about 80 km in diameter.
Thalassa
Depoina
Galatea
Larissa
Proteus
Triton
Nereid
Neptune is the eighth or, occasionally, the ninth planet from the Sun due to Pluto's eccentric orbit, and the outermost gas giant in our solar system.
Voyager 2 discovered six new ones, which are named Naiad, Galatea, Thalassa, Larissa, Proteus, and Despina. Since then, five more were discovered but have yet to be named. Either way, this gives us a grand total of 13 satellites.
Neptune has eight known moons: Triton, Thalassa, Naiad, Despina, Galatea, Larissa, Proteus and Nereid.
Voyager 2 spacecraft visited Neptune on August 25, 1989.
Neptune was named after the Roman god of the sea.
The first four moons of Neptune, Naiad, Thalassa, Despina, and Galatea, are so close to Neptune that they orbit within its ring system. Little is known about them.
Neptune's innermost four moons, Naiad, Thalassa, Despina, and Galatea, orbit close enough to be within Neptune's rings. The next farthest out, Larissa was originally discovered in 1981 when it had occulted a star.
Triton, Nereid, Naiad, Thalassa, Despina, Galatea, Larissa, Proteus, plus others yet to receive names
Pluto
1 ...
So far, eight moons have been discovered orbiting Neptune. They are (from nearest the planet to furthest): Naiad, Thalassa, Despina, Galatea, Larissa, Proteus, Triton and Nereid.
Greek is an Indo-European languages native to the southern Balkan peninsula, the language of the Greek people. It forms an independent branch within Indo-European....
Mavri Thalassa (?a??? T??assa), Bulgarian
Bulgarian language ...
Neptune's moons
Size Mean distance from Neptune
Triton 2,720km 353,000km
Proteus 400km 92,000km
Larissa 190km 48,800km
Galatea 180km 37,200km
Nereid 169km 5,560,000km
Despina 150km 27,700km
Thalassa 80km 25,200km
Naiad 54km 23,200km ...
names of the satellites selected by the International Astronomical Union are all derived from Greek and Roman mythology and correspond to minor gods who served Neptune. These names, in order of increasing distance from Neptune, are Naiad, Thalassa, ...
Revolution time around sun ... 164 years (60,189 d)
Orbital velocity ............. 3.38 miles/second
Number of Moons .............. 8, Triton, Nereid, Naiad, Thalassa, Despina, Galatea, Larissa, Proteus.
moon shepherding moon neptune moons neptune's moons neptunian moons neptune satellites neptune's satellites neptunian satellites neptune moon neptune's moon neptunian moon neptune satellite neptune's satellite neptunian satellite Naiad Thalassa ...
 See also: Neptune, Earth, Planet, Orbit, Despina
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