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1 .This is Scientific American's 60-Second Science. I'm Karen Hopkin.This'll just take a minute.
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2 .You've heard the saying "thank your lucky stars."
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3 .Well, in the January 1st issue of Science, astronomer Kenneth Lang of Tufts University says it's not the stars that are lucky,
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4 .but the folks study them.
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5 .Because some of the biggest discoveries about our universe were stumbled on.
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6 .Four hundred years ago, Galileo raised his homemade spyglass to the sky and spotted four of Jupiter's moons,
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7 .revealing that other planets could have their own lunar companions.
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8 .Later, the planet Uranus and the first asteroid, Ceres, were happened on by scientists looking for other things.
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9 .Again, improved instrumentation led to the finds.
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10 .Which Lang says is a common occurrence in the world of sky gazing.
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11 .Gamma ray bursts--those energetic explosions that are thought to herald the death of massive, far-flung stars--were first seen by satellites looking for covert use of nuclear weapons.
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12 .And Wilson and Penzias discovered the cosmic microwave background radiation, physical evidence for the Big Bang,
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13 .while fiddling with an antenna designed to catch radio waves bouncing off satellites.
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14 .For realizing what they were actually measuring, they got a Nobel Prize.
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15 .As Yogi Berra, a star himself, once noted, "You can observe a lot just by watching."
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16 .Thanks for the minute, for Scientific American's 60-Second Science. I'm Karen Hopkin.
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