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cosmic microwave background

   Also found in: Acronyms, Encyclopedia, Wikipedia 0.02 sec.
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Noun1.cosmic microwave background - (cosmology) the cooled remnant of the hot big bang that fills the entire universe and can be observed today with an average temperature of about 2.725 kelvin
cosmogeny, cosmogony, cosmology - the branch of astrophysics that studies the origin and evolution and structure of the universe
cosmic radiation - radiation coming from outside the solar system


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8-feet) telescope carries two arrays of detectors designed to measure the temperature of Cosmic Microwave Background (CMB), the relic energy of the Big Bang 14 billion years ago.
These waves, some created a mere fraction of a second after the Big Bang, were free to leave their subtle imprint on the cosmic microwave background when that radiation began streaming into space.
Author of over 500 papers and numerous books, Professor Rees is particularly known for advancing our understanding of the origin of the cosmic microwave background radiation, as well as galaxy clustering and formation.
 
 
 
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