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Comet ISON update on This Week @NASA

With a more than ninety percent probability that Comet ISON broke apart from a major heating event on its approach to the sun Thanksgiving Day, the search is on for what’s left of it.

NASA will use a variety of space and Earth based telescopes to monitor the comet over the next several weeks, before the fate of ISON can be confirmed. Also, Orion’s heat shield, Blue Origin milestone, Rover Challenge, Stone awarded medal and Celebrating Centaur.

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