Ida Facula is a bright

mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited Summit (topography), summit area, and ...

on Amalthea, one of

Jupiter Jupiter is the fifth planet from the Sun and the List of Solar System objects by size, largest in the Solar System. It is a gas giant with a mass more than two and a half times that of all the other planets in the Solar System combined, but ...

's smallest moons. It is known to be about 15 kilometers in width, somewhat smaller than the neighboring mountain

Lyctos Facula Lyctos Facula is a bright mountain on one of Jupiter's smallest moons Amalthea. It is believed to have a width of 25 kilometers . It is one of two named faculae that appear on Amalthea, the other being Ida Facula. It was discovered by ''Voyager ...

. It was discovered by ''

Voyager 1 ''Voyager 1'' is a space probe launched by NASA on September 5, 1977, as part of the Voyager program to study the outer Solar System and interstellar space beyond the Sun's heliosphere. Launched 16 days after its twin ''Voyager 2'', ''Voya ...

'' in 1979 and in the same year named for Mount Ida, a mountain in

Crete Crete ( el, Κρήτη, translit=, Modern: , Ancient: ) is the largest and most populous of the Greek islands, the 88th largest island in the world and the fifth largest island in the Mediterranean Sea, after Sicily, Sardinia, Cyprus, and ...

where

Zeus Zeus or , , ; grc, Δῐός, ''Diós'', label=Genitive case, genitive Aeolic Greek, Boeotian Aeolic and Doric Greek#Laconian, Laconian grc-dor, Δεύς, Deús ; grc, Δέος, ''Déos'', label=Genitive case, genitive el, Δίας, ''D� ...

played as a child. Firstly it was called simply ''Ida''.

References

Amalthea (moon) Extraterrestrial mountains Surface features of Jupiter's moons {{crater-stub