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Q11: Of the giant planets,only Jupiter and Saturn
Q13: The SETI project's Allen Telescope Array will
Q21: What is "degenerate" in the degenerate core
Q30: The center of Earth is hotter than
Q34: What leads astronomers to believe that many
Q41: How much would you have to change
Q42: A hotter star will radiate more blue
Q62: A planet could not form in the
Q64: One reason to prefer a reflecting over
Q66: The Sun has a mass of<br>A) <img