Hypothetical artificial objects in the Solar system such as on Earth or the Moon with extraterrestrial origin · Alien artifacts or technology in the Solar system · YYNN

Alien artifacts or technology in the Solar system

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Hypothetical artificial objects in the Solar system such as on Earth or the Moon with extraterrestrial origin

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Subclasses
1

Unidentified flying object

Airborne entity that has not been identified or explained

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Instance of

Technosignature

hypothetical entity

Subclass of

Wikidata