infrared galaxy

infrared galaxy

[¦in·frə¦red ′gal·ik·sē]
(astronomy)
A galaxy or quasar whose nucleus emits enormous amounts of infrared radiation, in some cases more than 1000 times the output of the entire Milky Way Galaxy at all wavelengths.
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References in periodicals archive ?
New tidal tails therefore indicate the quick merging, which could be the trigger of starburst activities in Ultra Luminous Infrared Galaxy (ULIRG).
New tidal debris from colliding galaxies discovered by astronomers
Using a millimeter-wave radio telescope in Granada, Spain, Philip Solomon of the State University of New York at Stony Brook and his colleagues found that the infrared galaxy emits strong radio signals from carbon monoxide - a telltate sign of star formation.
Shedding light on a luminous galaxy
In the center of NGC 6240, the two black holes in the cores will whip up a frenzy of radiation as they careen towards one another head-on, likely transforming the galaxy into a monster known as an ultra-luminous infrared galaxy, thousands of times as bright in infrared as our Milky Way.
Cores of two merging galaxies prepare for final cataclysmic collision

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