Space/Science — HabitableZone

Space/Science » in reply to Less than 10 extraterrestrial civilizations in the Milky Way galaxy?

Maybe the probes are good at Not Being Seen.

Our technology can produce a camera that can take a couple of hours of video that fits in a pen. I would be surprised if a more advance civilization couldn't come up with probe tech that would be almost impossible to spot, even if you were looking for it.

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