Following the brief introduction that I gave in the previous post, I will here attempt to give a succinct account of the events which opened the doors to the possibility of the existence of extraterrestrials before the Copernican revolution in 1543 (I cannot possibly resist the urge to mention that the last three digits of the year of the publication of Copernicus’s heliocentric theory, which incidentally is the year of his death, are the first three Pythogorean numbers, ie. 604 more words