If ancient alien explorers ever traipsed through Earth's cosmic neighborhood, could it be possible they left behind some interstellar litter on the moon?

Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar surface, making it an archive of extraterrestrial technology. By Becky ...

Researchers examining the moon claim they have documented evidence suggesting a technologically sophisticated civilization of non-human entities. In simpler terms, extraterrestrial life. Astronomers ...

Most of our experience with the Search for Extraterrestrial Intelligence (SETI) has focused on capturing radio signals that alien species have sent out, whether intentionally or unintentionally. That ...

The moon may be wearing a dusting of alien junk, and a group of researchers wants to go looking for it. In a new study that's under peer review for the International Journal of Astrobiology, ...

Scientists have proposed building a lunar quarantine facility to examine samples returned from Mars and other celestial bodies before they ever reach Earth, arguing that the Moon could serve as a ...