Continuing with our celebration of The International Year of Astronomy, Derrick Pitts talks about Galileo’s telescope and how he slowly moved to using more powerful telescopes that helped him validate the theory that the sun was in fact the center of the universe. Now all he had to do was convince the Catholic church. Find out the rest of the story on this week’s “SkyTalk.”Get the mp3 »Visit the Skytalk web page for more information.
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