• Thumbnail for Diffuse extragalactic background radiation
    The diffuse extragalactic background radiation (DEBRA) refers to the photon field of extragalactic origin that fills our Universe. It contains photons...
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  • The diffuse extragalactic background light (EBL) is all the accumulated radiation in the universe due to star formation processes, plus a contribution...
    6 KB (805 words) - 00:12, 4 March 2025
  • Thumbnail for Cosmic microwave background
    The cosmic microwave background (CMB, CMBR), or relic radiation, is microwave radiation that fills all space in the observable universe. With a standard...
    108 KB (13,202 words) - 17:04, 10 June 2025
  • detected a "diffuse background radiation" of X-ray flux spanning all directions covered by the rocket's rotation. This X-ray background flux was understood...
    7 KB (798 words) - 01:37, 27 May 2025
  • Thumbnail for Cosmic background radiation
    Cosmic background radiation is electromagnetic radiation that fills all space. The origin of this radiation depends on the region of the spectrum that...
    7 KB (760 words) - 21:08, 6 March 2025
  • Thumbnail for Intergalactic star
    Intergalactic star (category Extragalactic astronomy)
    studies have elaborated on the issue and described the diffuse extragalactic background radiation in more detail. Some Vanderbilt astronomers report that...
    14 KB (1,657 words) - 04:11, 2 June 2025
  • Thumbnail for Gamma ray
    Gamma ray (redirect from Gamma radiation)
    used to estimate the extragalactic background light in the universe: The highest-energy rays interact more readily with the background light photons and...
    60 KB (7,505 words) - 15:39, 16 June 2025
  • Korea BOOMERanG – (telescope) Balloon Observations of Millimetric Extragalactic Radiation and Geophysics BPM – (catalog) Bruce proper motion BSG – (celestial...
    140 KB (13,369 words) - 09:22, 17 June 2025
  • Thumbnail for Observable universe
    current comoving distance to particles from which the cosmic microwave background radiation (CMBR) was emitted, which represents the radius of the visible universe...
    66 KB (6,650 words) - 05:38, 8 June 2025
  • Thumbnail for Cosmic Background Explorer
    2013. The purpose of the Cosmic Background Explorer (COBE) mission was to take precise measurements of the diffuse radiation between 1 micrometre and 1 cm...
    33 KB (3,842 words) - 00:43, 4 May 2025
  • Thumbnail for Outer space
    electromagnetic radiation, cosmic rays, neutrinos, magnetic fields and dust. The baseline temperature of outer space, as set by the background radiation from the...
    148 KB (14,515 words) - 00:51, 17 June 2025
  • Thumbnail for Cosmic ray
    Cosmic ray (redirect from Cosmic radiation)
    for higher-altitude cities, raising cosmic radiation exposure to a quarter of total background radiation exposure for populations of said cities. Airline...
    96 KB (10,560 words) - 23:54, 15 June 2025
  • Thumbnail for Dark matter
    with radiation via Thomson scattering. Dark matter does not interact directly with radiation, but it does affect the cosmic microwave background (CMB)...
    138 KB (15,043 words) - 12:59, 17 June 2025
  • Thumbnail for Chronology of the universe
    collapses into huge but diffuse filaments and haloes, and not into stars or planets. Ordinary matter, which can lose energy by radiation, forms dense objects...
    110 KB (10,649 words) - 02:59, 17 June 2025
  • Thumbnail for Cosmic infrared background
    other elements of the diffuse extragalactic background radiation. If intergalactic stars were to account for all of the background anisotropy, it would...
    17 KB (2,415 words) - 06:04, 1 April 2025
  • an international medical charity with national groups Diffuse extragalactic background radiation, in astronomy Debra Thana Sahid Kshudiram Smriti Mahavidyalaya...
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  • emit synchrotron radiation. One example is 3C 273, the optically brightest quasar in the sky. Merging galaxy clusters often show diffuse radio emission...
    22 KB (2,367 words) - 02:08, 27 March 2024
  • Thumbnail for Diffuse Infrared Background Experiment
    Diffuse Infrared Background Experiment (DIRBE) was an experiment on NASA's COBE mission, to survey the diffuse infrared sky. Measurements were made with...
    3 KB (271 words) - 21:15, 10 May 2024
  • Thumbnail for ARCADE
    We conclude that the residual signature is due either to a diffuse extragalactic background of emission from discrete radio sources with properties somewhat...
    6 KB (681 words) - 22:32, 11 February 2025
  • Thumbnail for Extragalactic cosmic ray
    steep Galactic cosmic ray spectrum transitions to a flat extragalactic spectrum. However diffusive shock acceleration in supernova remnants, which is the...
    34 KB (4,016 words) - 22:39, 23 May 2025
  • Thumbnail for Lockman Hole
    radiation at and just above energies of 13.6 electron volts, but even so it transmits extreme ultraviolet and soft x-ray radiation from extragalactic...
    10 KB (1,114 words) - 16:42, 4 May 2025
  • Thumbnail for IC 1101
    (1990). "CCD Observation of Diffuse Light in the Rich Cluster A:2029". The Galactic and Extragalactic Background Radiation. 139: 7. Bibcode:1990IAUS..139...
    29 KB (3,361 words) - 06:56, 16 June 2025
  • Thumbnail for Neutrino
    interstellar medium. Optical photons can be obscured or diffused by dust, gas, and background radiation. High-energy cosmic rays, in the form of swift protons...
    146 KB (14,403 words) - 22:53, 17 June 2025
  • Thumbnail for Megamaser
    maser in the Milky Way, and extragalactic maser encompasses all masers found outside the Milky Way. Most known extragalactic masers are megamasers, and...
    40 KB (4,758 words) - 02:40, 13 May 2025
  • slowing effect of interactions of the protons with the microwave background radiation over long distances (≈ 160 million light-years). The limit is at...
    17 KB (2,332 words) - 19:48, 15 May 2025
  • Thumbnail for Atlas of Peculiar Galaxies
    ISBN 0-87279-667-1. "NASA/IPAC Extragalactic Database". Results for NGC 6365. Retrieved 2006-07-12. "NASA/IPAC Extragalactic Database". Results for IC 167...
    72 KB (4,865 words) - 19:44, 4 June 2025
  • Cygnus X-3 and Hercules X-1) and extragalactic sources (active Galactic nuclei and gamma-ray bursts), the study of diffuse gamma-ray emission (an isotropic...
    24 KB (3,312 words) - 01:12, 24 February 2025
  • Thumbnail for High Altitude Water Cherenkov Experiment
    characterize the diffuse TeV emission from the Milky Way galaxy to probe the cosmic ray flux in other regions of the galaxy. Observe extragalactic transient...
    21 KB (2,923 words) - 19:30, 24 April 2025
  • with the point X-ray sources which populate the Milky Way, an apparently diffuse X-ray emission concentrated in the galactic plane is also observed. This...
    7 KB (944 words) - 14:25, 15 February 2025
  • Thumbnail for Extinction (astronomy)
    Extinction (astronomy) (category Extragalactic astronomy)
    astronomy, extinction is the absorption and scattering of electromagnetic radiation by dust and gas between an emitting astronomical object and the observer...
    32 KB (3,494 words) - 21:19, 19 April 2025