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Why wouldn't they send out autonomous research/exploration vessels? At a sufficient tech stage it's trivial.
by yreg 5y ago
Why wouldn't they send out autonomous research/exploration vessels? At a sufficient tech stage it's trivial.
- cogman10 5y agoSure, they could, but imagine they are 10,000 light years away. Such a craft would need to travel for a long time before it could communicate back it's findings.