cosmic microwave background radiation definition - Search
Open links in new tab
  1. Wikipedia
    https://en.wikipedia.org › wiki › Cosmic_microwave_background

    Cosmic microwave background - Wikipedia

    • The cosmic microwave background (CMB, CMBR), or relic radiation, is microwave radiation that fills all space in the observable universe. With a standard optical telescope, the background space between stars and galaxies is almost completely dark. However, a sufficiently sensitive radio telescope detects a faint background glow that is almost uniform an… See more

    Features

    The cosmic microwave background radiation is an emission of uniform black body thermal energy coming from all … See more

    History

    In 1931, Georges Lemaître speculated that remnants of the early universe may be observable as radiation, but his candidate was cosmic rays. Richard C. Tolman showed in 1934 that expansion of the universe would cool … See more

    Theoretical models

    The cosmic microwave background radiation and the cosmological redshift-distance relation are together regarded as the best available evidence for the Big Bang event. Measurements of the CMB have made the i… See more

    What is the cosmic microwave background radiation?
    Scientific American
    What is the cosmic microwave background? | Space
    Space.com
    Wikipedia text under CC-BY-SA license
    Feedback
    Kizdar net | Kizdar net | Кыздар Нет
  2. Some results have been removed