Saturday, May 31, 2008

Moon Explosions



President Bush may face a somewhat unexpected impasse in his dream of establishing a moon-base. It seems the moon is struck by meteorites much more frequently than previously expected.

A single meteoroid produces a spray consisting of thousands of "secondary" particles all traveling at bullet-like velocities. This could be a problem because, while the odds of a direct hit are low, the odds of a secondary hit may be significantly greater.


In somewhat related news, it seems the "Real Life Alien" footage was a bit of a bust. Apparently, the footage has been around since 2003 and, surprise surprise, it's not very convincing. Here is a still shot:





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