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Q&A Is radar better than visible light in deep space?

The big problem with using radar in outer space is simply range. The received flux of a radar signal falls off as $1 / r^{4}$ instead of the $1 / r^{2}$ dependence we're used to getting for signals emitted ...

posted 5y ago by HDE 226868‭ · last activity 5y ago by HDE 226868‭

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#1: Attribution notice removed by

System‭ · 2020-06-01T14:14:00Z (almost 5 years ago)

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Source: https://worldbuilding.stackexchange.com/a/175995
License name: CC BY-SA 4.0
License URL: https://creativecommons.org/licenses/by-sa/4.0/

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