centuriespast: Galileo Galilei (1564–1642)Autograph notes on the satellites of Jupiter, 14–25 January 1611 On this scrap of paper (an unfolded envelope), Galileo recorded the positions of four satellites of Jupiter over a period of several nights.

centuriespast: Galileo Galilei (1564–1642)Autograph notes on the satellites of Jupiter, 14–25 January 1611 On this scrap of paper (an unfolded envelope), Galileo recorded the positions of four satellites of Jupiter over a period of several nights.

tags: IL MIO LATO OSCURO...,

from: http://laharenthu.tumblr.com/post/51740929547