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土衛十一

File:PIA09813_Epimetheus_S._polar_region.jpg · Wikimedia Commons · See Wikimedia Commons

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土衛十一

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Also known as Saturn XI, S/1980 S 3

衛星

AI overview

Epimetheus is a small moon of Saturn that orbits very close to the planet. It's notable for having an unusual orbital relationship with another nearby Saturnian moon called Janus, with which it periodically exchanges positions in space.

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

Wikidata facts

Instance of
regular moon
Named after
Epimetheus
Parent body
Saturn
Diameter
117.2
Mass
530
Orbital period
0.694333517
Image
PIA09813 Epimetheus S. polar region.jpg
Show 10 more facts
surface gravity
0.011
name
Saturn XI
volume as quantity
843290
IPA transcription
ɛpəˈmiːθiːəs
Commons category
Epimetheus (moon)
time of discovery or invention
1966-12-18
albedo
0.73
orbital eccentricity
0.009
semi-major axis of an orbit
151400
orbital inclination
0.351
Sources (5)

via Wikidata · CC0

Article · 中文

土衛十一又稱為「艾比米修斯」(Epimetheus),是土星的一顆內側衛星,它的專屬名稱艾比米修斯源自神話,是普羅米修斯的兄弟。

Abstract from DBpedia / Wikipedia · CC BY-SA

Gallery (8)