The sun. But at the center of our galaxy (Milky Way) is a supermassive black hole called Sagittarius A- star
B it’s the largest continent
Description The Fermi paradox, named after Italian-American physicist Enrico Fermi, is the apparent contradiction between the lack of evidence for extraterrestrial civilizations and various high estimates for their probability. Michael H. Hart formalized the basic points of the argument in a 1975 paper.