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

Jan 10, 2013 |  1

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. 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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