Background radiation
Background radiation is the level of radiation measured from natural sources in the earth, it's atmosphere or space.
Methods of measuring radiation or ionizing is called Dosimetry. The cosmic microwave background, which is left over from the Big Bang, permeates all of space with a temperature of 2.735 kelvin, as measured by the NASA satellite COBE.
See also
Main:
Cosmic microwave background radiation,
Galaxy formation and evolution,
Magnitude,
Universe
Cosmology:
Big Bang,
Non-standard cosmology
Physics:
Dark matter,
Dirac sea,
Irradiation,
Radiocarbon dating,
Sunyaev Zeldovic Effect
Other:
List of astronomical topics,
Timeline of cosmic microwave background astronomy,
Timeline of other background radiation fields,
Timeline of the Big Bang
External links
Referenced By
Background | Background (disambiguation) | Big Bang | Big Bang theory | Cosmic Microwave Background | Cosmic microwave background radiation | Dirac sea | List of astronomical topics | List of astronomical topics (N-Z)
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