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یاپتوس

File:Iapetus_trailing_natural_color.jpg · Wikimedia Commons · See Wikimedia Commons

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یاپتوس

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Also known as Japetus, Saturn VIII

یکی از قمرهای سیارهٔ زحل (کیوان)

AI overview

Iapetus is one of Saturn's moons, notable for its distinctive two-toned appearance with one hemisphere much darker than the other. It matters to scientists because its unusual features provide clues about the history and processes of Saturn's moon system.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Instance of
regular moon
Named after
Iapetos
Parent body
Saturn
Radius
734.5
Mass
1.8055
Orbital period
79.3215
Image
Iapetus as seen by the Cassini probe - 20071008.jpg
Show 14 more facts
Commons category
Iapetus
time of discovery or invention
1671-10-25
discoverer or inventor
Giovanni Domenico Cassini
topic's main category
Category:Iapetus (moon)
Commons gallery
Iapetus (moon)
semi-major axis of an orbit
3560820
orbital eccentricity
0.0286125
density
1.088
albedo
0.6
orbital inclination
17.28
apparent magnitude
10.2
periapsis
3462252
apoapsis
3659387
Sources (7)

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Gallery (12)