Couch Potatoes on Mars and more! - The Countdown, Episode 13

Jan 10, 2013 | 1

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The Countdown is a biweekly video show highlighting the best stuff happening in space, astronomy and physics. In this episode: Couch Potatoes on Mars,100 Billion Exoplanets, Amateur Discovery, Asteroid Flyby & A Moon for the Moon.

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1. alan6302 11:22 AM 1/12/13

The predicted Armageddon asteroid is supposed to be 1 mile and hit the old sea
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