astrophysicist ralph yogen detmar has used hubble since it went into service he says it revolutionized astronomy. rips their lives and i resolutely move him able to us to prove off that our universe is expanding admixture the reading page original theory that had been gathering dust for 50 years. but once confirmed it completely up ended our entire. i mean your cosmology of the creation and development of the universe thousands of often are. both all discovered. on the 24th of april 1990 a space shuttle discovery delivered hubble into orbit after decades of planning and construction the size of a tour bus hubble orbits the earth an altitude of 550 kilometers way above the atmosphere and free of the distortions it causes. that 1st the one and a half $1000000000.00 telescope center only blurred snapshots back to base its primary mirror was 2007 millimeter out of shape and no one had noticed before the launch. so in 1993 another space shuttle set off the hubble crew took along a lens attachment to correct the floor much like spectacles that correct our eyesight. over 3 years after its lau