Scientists did not generally accept that the Milky Way galaxy was one of billions of galaxies in the universe until the 1920s.

Authors

• Person: Larry Klaes Organization: Centauri Dreams
  Communication with Extraterrestrial Intelligence | Centauri Dreams

Sources

• Communication with Extraterrestrial Intelligence | Centauri Dreams www.centauri-dreams.org Larry Klaes · Centauri Dreams via serper

Referenced by nodes (1)

• universe location