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Galileo discovered them. Their names are: Io, Callista, Europa and Ganymede. He discovered them in January 1610. == ==
Galileo Galilei in 1610.
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∙ 6y ago
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∙ 14y agoGalileo Galilei, which is why they're called the Galilean moons.
cool right?!
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∙ 12y agoGalileo discovered the 4 moons of jupiter through a telescope which he never invented but was the first to use.
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∙ 11y agoGalileo Galilei in 1610.
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What are the four moons of Jupiter?
Galileo discovered the four largest moons of Jupiter in between sometime in 1609 to 1610.They are called Io, Europa, Ganymede, and Callisto.They range from the size of Earth's Moon to the size of the planet Mercury.
What planet rings were first discovered by Galileo?
He Discovered The Jovian Planets ,i.e., jupiter, saturn, neptune and uranus
Who discovered the four moons circling Jupiter?
Hans Lippershey invented the telescope, but Galileo Galilei improved it for astronamy. Galileo was the one who discovered four moons of Jupiter, The names of the moons are Io, Europa, Callisto and Ganymede. Although Jupiter has over 60 moons those are the first 4 identified because hey are the largest.
What are Jupiter's 4 moons?
Europa is one of Jupiter's moons. Actally theres Europa, Callisto, Ganymade, and Io. :] Ganymede, Io, Europa and Callisto Jupiter has 67 moons, of which four are major. Those moons are Io, Europa, Ganymede, and Callisto.
Which are the four biggest satellites of Jupiter?
Jupiter has 63 satellites/moons. But it has 4 large one known as: 1. Ganymede (largest in the Solar System) 2. Io (most geologically active body in the Solar System) 3. Europa (has ice and rocks on its surface) 4. Callisto (contains many craters)
Who was the person to discovered the largest moon on Jupiter?
Galileo discovered Jupiter's 4 largest moons, the Galilean moons. The largest moon's name is Ganymede.
What was two discovers that Galileo was able to make by using his telescope to study objects in the sky?
Galileo discovered the four largest moons of Jupiter and that Venus showed phases like those of the moon.
Who found the four largest moons of Jupiter in the 1600s?
Galileo was the first to observe the 4 largest moons of Jupiter (which are still known as the Galilean moons, in his honor).
Who discovered 4 moons and named them after him?
Yes he did! Galileo was the first one to discover Jupiter's 4 moons.
When was Jupiter decovered be Galileo?
Galileo did NOT discover Jupiter; just Jupiter's 4 largest moons.
How many moons is Jupiter away from Callisto?
Callisto is the 2nd largest and 8th closest of Jupiter's known moons, with an orbit about 1.8 million km from Jupiter. It was discovered by Galileo in 1610 and is the most distant from Jupiter of the 4 large Galilean moons. Jupiter's large moons orbit rapidly compared to Earth's Moon. Callisto circles Jupiter every 16.7 Earth days.
Did Galileo discover Jupiter's 4 largest moons?
Yes. That is why they are called the Galilean Moons
Who Improved the telescope and observed Jupiter's moons?
Galileo was the first to look at the planet Jupiter through a telescope, and to observe the moons of Jupiter (the 4 largest moons are still known as the Galilean moons).
Who discovered the first 4 moons of Jupiter in your solar system?
Galileo
Which moon is callisto?
One of the first 4 moons of Jupiter to be discovered.
What are the four moons of Jupiter?
Galileo discovered the four largest moons of Jupiter in between sometime in 1609 to 1610.They are called Io, Europa, Ganymede, and Callisto.They range from the size of Earth's Moon to the size of the planet Mercury.
How many moons did Galileo discover around Jupiter?
My answer is four moons that Galileo found on or near Jupiter.
