Alien civilizations may have explored the Milky Way and visited Earth already

Alien civilizations may have explored the Milky Way and visited Earth already

0 0 about 1 month ago
Alien civilizations may have explored the Milky Way and visited Earth already: new study

https://youtu.be/odQpDCoCXFM

Our Milky Way galaxy could be filled with alien civilizations, a new study claims, but we don't know because they haven't stopped by Earth for a visit in millions of years. According to a study published last month in The Astronomical Journal, extraterrestrial life might be taking its time to fully explore the galaxy, even using the movement of star systems to make ... See More

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