Big Bang and other Origin Topics 
 Images 
 Papers 
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      Cornish, N. J., & et al. 2002, astro-ph/0202001  
      Journey to the edge of time: The GREAT mission  
      ---GRavitational Echos Across Time (GREAT) mission
      is a space gravitational wave detector that is far, far
      down the road.  It will study the gravitational wave signature
      of the big bang epoch and the inflationary epoch (if such
      exists):  the CGB (cosmic gravitational wave background).
      It's sensitivity requirements are such that
      it will also pick all kinds of foreground objects.
      New technology is needed and one can't expect to see
      GREAT for 20 years or so I'd guess.