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What did Galileo Galilei invent?

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Quick Answer

Galileo Galilei improved upon the technology of the spyglass, creating a more powerful version that resulted in the first telescope. He also created the first pendulum clock and provided important research that concluded that the planets revolve around the Sun.

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What did Galileo Galilei invent?
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Full Answer

Galileo Galilei did not technically invent the telescope, but he made dramatic improvements to the existing spyglass. He experimented with different lenses, which resulted in a much more highly powered spyglass. The improvements allowed him to observe celestial bodies, such as stars and planets. He was also able to discover and observe Jupiter's moons through his telescope, which are known as the Galilean moons.

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Related Questions

  • Q:

    What was an accomplishment of Galileo Galilei?

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    Galileo Galilei was a highly prolific thinker and inventor who lived during the 16th and 17th centuries. He made several important contributions to the fields of philosophy, astronomy, physics, mathematics and cosmology. One of his accomplishments was discovering Jupiter's four largest moons through his improved telescope.

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  • Q:

    What awards did Galileo Galilei win?

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    Galileo Galilei did not win any awards during his lifetime. He spent much of his career as a scientist being persecuted by the Catholic Church for beliefs the church hierarchy considered heretical.

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  • Q:

    What did Galileo discover?

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    After Galileo built his first telescope in 1609, he observed and described the landscape of the moon, discovered four of the moons of Jupiter, discovered the phases of Venus, and discovered sunspots. Galileo's discovery of sunspots supported the idea of heliocentrism, a model that places the sun at the center of the universe with the planets orbiting around it.

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  • Q:

    How did Galileo die?

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    The Italian astronomer, physicist and mathematician, Galileo Galilei, died on January 8, 1642 at the age of 77 after suffering heart palpitations and a long fever. At the time of his death, Galileo had been under house arrest for 8 years as a result of having held to the opinion that the sun remains motionless and that the earth revolves around it. He was found guilty by the inquisition in Rome for defending the Copernican theory of heliocentrism, after it had been declared contrary to Holy Scripture.

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