character: Galileo Galilei
topic: Application of lenses in telescopes to study celestial bodies
grade: 10
subject: Physics
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character: Isaac Newton
topic: Development of the reflecting telescope
grade: 10
subject: Physics
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character: Johannes Kepler
topic: Improvements on telescope design and optics
grade: 10
subject: Physics
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character: Edwin Hubble
topic: Use of advanced telescopes to discover galaxies
grade: 10
subject: Physics
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