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In 1957 Topps put out a set of Space Cards. If you really want a kick in the head read the backs of all these cards. It is amazing how much they got wrong.
Interesting Tom. I'm sure I learned stuff at school that has changed a lot but unfortunately I haven't kept up to date with it all. It's great that we are still discovering so many things. The universe is amazing and when I went to the planetarium in LA my mind was blown by how large it is. I don't think about it too much in case my brain self combusts!