Artist's concept of how an extraterrestrial civilization on an earth-like planet might look.
This image suggests how an extraterrestrial civilization on an earth-like planet might reveal itself via artificial light sources, in this case brightly lit cities that follow the contours of the ocean coasts. Perhaps some day there will be a telescope powerful enough to resolve such evidence for extrasolar intelligence.
Size: 4920px × 3690px
Photo credit: © Walter Myers / Stocktrek Images / Alamy / Afripics
License: Royalty Free
Model Released: No
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