Triton
Triton
Moon
Pisces
Sichtbar
Stufe 6
Professional/Research - Timing dependent
Eigenschaften
Helligkeit
13.5
Winkelgröße
0.1 arcmin
Type: Moon
Distance: 0.002 AU
Orbital Period: 5.9 days
Diameter: 2,707 km
Atmosphere: Thin nitrogen
Features: Cantaloupe terrain, nitrogen geysers, polar caps
Largest moon of Neptune; retrograde orbit suggests it was captured from the Kuiper Belt. Nitrogen geysers observed by Voyager 2. Requires 10 inch telescope at high magnification.
Position & Bezeichnungen
RA
00h 08m 08.7s
Dec
-00° 32' 41.1"
Sternbild
Pisces
Katalog
Triton
Physikalische Eigenschaften
Durchmesser
2,707 km
(0.21× Earth)
Masse
2.14e22 kg
Albedo
0.76
(76% reflected)
Temperatur
-240°C to -235°C
Rotation
5.9 days
Atmosphäre
Thin nitrogen
Oberfläche
Cantaloupe terrain, nitrogen geysers, polar caps
Winkeldurchmesser
0.1″ (current)
Bahneigenschaften
Große Halbachse
0.0024 AU
(354,697 km)
Exzentrizität
0.0000
Bahnneigung
156.90°
Umlaufzeit
5.9 days
Entfernung
30.875 AU
(4.28 light-hours)
Elongation
4.8°
Near Sun
Beobachtungstipps
Beste Monate
August
, September
, October
Sichtbarkeit
Telescope
Wo zu finden
Near Neptune
Hinweise
Largest moon of Neptune; retrograde orbit suggests it was captured from the Kuiper Belt. Nitrogen geysers observed by Voyager 2. Requires 10 inch telescope at high magnification.
Zentralkörper
Entdeckung
Entdeckt von
William Lassell
Datum
1846-10-10
Aktuelle Ephemeriden
30.875
AU from Earth
4.62B
km
0.1″
Winkeldurchmesser
5°
Elongation
Sichtbarkeit
Standort in den Benutzereinstellungen festlegen um Sichtbarkeitsdaten zu sehen.
Community-Fotos (1)
Credit: Michael T. Bland, U.S. Geological Survey (USGS). License: CC BY 4.0. (Wikimedia Commons)
Skybred Feb 28, 2026