Q Part 1: Explain the importance of accurate data & precise instruments are to astronomers, what kind of things could Tycho Brahe accomplish that others could not? And briefly discuss why Tycho's "new star" was shocking to others in his era. Part 2: Discuss why Kepler's proposal about elliptical orbits was so profound? Why was it critical that Tycho's work came before Kepler's? Bonus (+2 extra credit): Use your understanding of the laws of elliptical orbits to explain why some total solar eclipses last only 1 minute, while others may last as much as 7 minutes.
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