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Ice On A Sun-Scorched Planet

The universe is full of surprises. More than once I have read an article about a new discovery and told myself something like this: “That can’t be right! They must have messed up somewhere, and we’ll read about how in

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Posted in Planets, Spacecraft

Mission to a Small Planet

On Saint Patrick’s day, the MESSENGER spacecraft will slip into orbit around Mercury, the planet closest to the sun, and the smallest of the eight classical planets. It will be the first to do so. You would think this would

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Posted in Planets, Solar System, Spacecraft