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His primary discovery was the four larger moons of Jupiter, which are called the "Galilean moons" in his honor. It was absolute proof that Aristotle had been wrong about everything in the heavens going around the Earth; here were these four moons going around Jupiter, not the Earth!

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13y ago

with this tool, galileo made a remarkable series of discoveries: mountains on the moon, four moons recolving around jupiter, and sunspots.

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Q: What discovery did Galileo make using a telescope?
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Related questions

How did Galileo make the discovery of the sun?

Galileo did not discover the sun; rather, he made observations about the sun using a telescope he built. Through his observations, he discovered sunspots and tracked the sun's rotation. These observations helped to confirm that the Earth revolves around the sun.


What age was Galileo when he discovered the telescope?

Galileo wasn't the first to make a telescope but he discovered the telescope at the age of 46.


Who was the first astonomer to make extensive use of the telescope?

Galileo Galilei was the first astronomer to make extensive use of the telescope for astronomy. He made several important discoveries, such as the moons of Jupiter and the phases of Venus, using his telescope in the early 17th century.


Which new technology enabled Galileo to make observations that supported the idea of a sun-centred solar system?

Why, the telescope, of course! Using his telescope, Galileo was able to make observations of the heavens in a way no one else was able to before.


How long did it take Galileo to make the first telescope?

Galileo created his first telescope in around two months in 1609. It was a refracting telescope with a convex objective lens and a concave eyepiece. This instrument revolutionized astronomy and allowed Galileo to make groundbreaking astronomical observations.


What cause Galileo to invent a telescope?

His dad inspired him to make a telescope.


What important piece of equipment did Galileo make?

He constructed galileo's telescope, it magnified ten times than a regular telescope.


How did Galileo galilei make the telescope 30x stronger?

by using better stuff people if u don't know


Who was the first astronomer to make major discoveries using the telescope?

Probably Galileo Galilei (Astronomer and Physicist, 1564 -1642)


What 2 discoveries Galileo make using a telescope?

He discovered that Saturn has rings and he discovered Jupiter's four largest moons.


What are Galileo Galilei's Introduction in science?

the theory of how to make a telescope


Did Galileo make the teloscope?

yes, the first telescope was made by him