urn:nasa:pds:context:target:astrophysical.cosmic_background 1.0 1.21.0.0 Product_Context 2024-05-24 1.0 Initial creation by C. Gobat (SwRI) 10.1086/148306 Dicke, R.H.; Peebles, P.J.E.; Roll, P.G.; and Wilkinson, D.T. (1965). "Cosmic Black-Body Radiation". ApJ 142(1): 414-419. https://articles.adsabs.harvard.edu/pdf/1965ApJ...142..414D Cosmological interpretation/explanation of background radiation detections. 10.1086/148307 Penzias, A.A.; and Wilson, R.W. (1965). "A Measurement of Excess Antenna Temperature at 4080 Mc/s". ApJ 142(1): 419-421. https://articles.adsabs.harvard.edu/pdf/1965ApJ...142..419P Seminal paper accouncing the detection of isotropic microwave background radiation. Cosmic Background Radiation Astrophysical Cosmic background radiation is electromagnetic radiation originating isotropically from mostly extragalactic sources. The source(s) of the observed background radiation are different for different regions of the spectrum.