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IndustrialChiller t1_j5xaxh5 wrote

Reply to comment by dave_hitz in TIL star systems are much closer together near the center of the galaxy, with some being only 0.4–0.04 light-years apart by yoguckfourself

Why laser instead of radio? A laser beam won't stay collimated at interstellar distances, even these "short" ones.

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dave_hitz t1_j5xkkn6 wrote

I was just trying to be all sciency. Radio may well be better.

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