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Old 17-May-2008, 07:20 PM
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Fraser Fraser is offline
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Default Jupiter - How Many Moons Does Jupiter Have?

When it comes to the mighty Jupiter - and seeing Jupiter's moons through a small telescope or binoculars - timing is everything. Jupiter's satellites are constantly on the move, and almost any time you observe you'll see at least one. The four largest of Jupiter's moons are known as the Galileans, and go [...]

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Old 18-May-2008, 06:34 AM
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The real answer is...

62

It used to be 63 until astronomers failed to locate one of them where it was predicted to be. Somewhere on NASA's website is an FAQ page that explains why the count went from 63 down to 62.

Likely the real answer (depending on the definition of "moon") is higher. 62 is all we know of at the moment.
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Old 19-May-2008, 04:59 AM
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Quote:
Originally Posted by tony873004 View Post
Likely the real answer (depending on the definition of "moon") is higher. 62 is all we know of at the moment.
The likely real answer will depend on however we tighten the definition of Moon in the future. How many of the discrete particles in the rings of Jupiter might also be Moons? Does anything over a ton count as a Moon?
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