von Neumann probe |
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If they are in our Solar system why aren't we seeing themPossibility 1: They are camouflaged so well we can't see them, especially if we don't even try Possibility 2: They are camouflaged but not perfectly - every now and then we observe them and call these sightings flying saucers
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What is von Neumann probeVon Neumann probe is a hypothetical robotic space probe. It is programmed to search space for raw materials and energy in order to build copies of itself. It can be considered as a mechanical bacterium or virus. Besides self-replicating, von Neumann probes will execute tasks they are programmed to do. You can read more about von Neumann probe on Wikipedia.
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