By Chris Apps Do you remember playing the “why” game with the grown- ups of your life? Why is the sky blue? Why can’t I have a purple kitty? Why is uncle putting a “rug” on his head? Odds are, you are no longer this child-like inquisitor. But, in having assumed your new “all-knowing” role, you have likely learned an important lesson: sometimes you just don’t know, and sometimes the best answer is simply “Because that’s the way it is.” This is especially true of space, which has recently been in the news quite a bit: astronaut Chris Hadfield is…
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