Astronomy Answers: From the Astronomical Dictionary

# Astronomy AnswersFrom the Astronomical Dictionary

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The description of the word you requested from the astronomical dictionary is given below.

Europa

A moon of 3121 km diameter at about 671,100 km from the planet Jupiter. The gravity at its surface is about 0.1341 times as strong as on Earth. The moon goes once around its planet in about 85.2 hours. The moon was discovered in 1610. Also called JII (Jupiter two).