How many moons do Jupiter have to be exact?

Answer Jupiter has 63 moons discovered to date. Some names of Jupiter's moon are Io, Europa, Ganymede, Callisto and many more.

Top Q&A For: How many moons do Jupiter have to be exact

How to Track Jupiter's Moons?

When you've gained some experience in astronomy, you might want to repeat Galileo's classic observation of Jupiter's moons. Galileo plotted their positions every night and tracked them by making a ... Read More »

How many moons of Jupiter did Galileo see?

Astronomer Galileo Galilei discovered four of Jupiter’s moons. Galileo originally observed three moons, but spotted a fourth one about a week later. As of 2009, Jupiter had 49 moons and 14 more u... Read More »

Which two moons of Jupiter might have an ocean of liquid water beneath their frozen surfaces?

As of 2011, scientists believe that three, not two, of Jupiter's moons may have saltwater oceans beneath their thick ice crusts: Europa, Callisto and Ganymede. Changes in each moon's magnetic field... Read More »

Are there any moons on Neptune?

The planet Neptune has 13 moons as of February 2011. Astronomers first believed Neptune had three moons. The 1989 Voyager flyby discovered another five moons, bringing the count to eight. Between 2... Read More »