30 December 1924 Posted on December 29, 2012 by Staff Edwin Hubble announces that other galaxies exist. Famous Words of Inspiration..."A hero is no braver than an ordinary person, but he is braver five minutes longer." Ralph Waldo Emerson — Click here for more from Ralph Waldo Emerson Related posts: 19 December 1924 27 November 1924 30 December 1066 16 December 1972