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04:21
ScienceCasts: Why the World Didn't End Yesterday
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03:30
ScienceCasts: A Sudden Multiplication of Planets
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09:40
News Review: Ancient stellar collision makes waves
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00:43
What did you think of Alan's stellar transformation into an alien for #DisneyNight? ???? #DWTS
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15:21
A stellar history of modern astronomy | Emily Levesque
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03:10
ScienceCasts: Christmas Sky Show
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04:41
ScienceCasts: 10 More Years
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04:07
ScienceCasts: Rock Comet Meteor Shower
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03:25
ScienceCasts: Follow the Water
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03:52
ScienceCasts: The Coolest Spot in the Universe
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00:43
What did you think of Alan's stellar transformation into an alien for #DisneyNight? ???? #DWTS
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04:09
ScienceCasts: The Sound of Earthsong
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00:38
Stellar magnetism: When stars collide
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04:26
ScienceCasts: New Year's Asteroid Strike
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02:50
ScienceCasts: A Meteor Shower from Halley's Comet
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01:01
How to Host a Stellar Holiday After-Dinner Party
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03:32
ScienceCasts: California Drought
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04:29
ScienceCasts: Total Eclipse of the Sun
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03:24
ScienceCasts: The Diner at the Center of the Galaxy
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03:32
ScienceCasts: Fried Planets
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03:37
ScienceCasts: A Telescope Bigger than a Galaxy
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03:53
ScienceCasts: NASA's Cure for a Common Phobia
