| − | Edwin Hubble was an astronomer who discovered evidence in 1929 that supported the "Big Bang" origin of the universe. Though raised in a Christian family<ref>http://72.14.253.104/search?q=cache:-2smun058zEJ:www.astro.caltech.edu/~george/ay21/christianson.pdf+edwin+hubble+christian&hl=en&ct=clnk&cd=1&gl=ca</ref>, Hubble's discoveries persuaded nearly all physicists to accept that the universe had a spectacular beginning some 10 to 20 billion years ago. <ref> http://liftoff.msfc.nasa.gov/academy/universe/b_bang.html</ref> The [[Hubble Space Telescope]] is named after him. | + | Edwin Hubble was an astronomer who discovered in 1929 that there was a substantial excess of galaxies with [[redshift|red-shifted]] spectra than those with blue-shifted spectra, indicating that most galaxies are moving away from the Earth. These observations support scientific models of a "[[Big Bang]]" origin of the universe. The [[Hubble Space Telescope]] is named after him. |