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It was by either Isaac Asimov or Stanislav Lem. I'm trying to find it... EDIT: Also, as I recall it was about how an astronaut might determine whether a plane

It was by either Isaac Asimov or Stanislav Lem. I'm trying to find it... EDIT: Also, as I recall it was about how an astronaut might determine whether a planet they are visiting is made of matter or anti-matter prior to trying to land there.

gumby 8y ago
The short story Neutron Star by Larry Niven explores this question in a more plausible way (if you can ignore the FTL drives etc)