ultraluminous infrared galaxy

ultraluminous infrared galaxy

[¦əl·trə¦lü·mə·nəs ‚in·frə‚rəd ′gal·ik·sē]
(astronomy)
One of a class of galaxies that emit intense radiation at infrared wavelengths, 100 times or more as much as the Milky Way Galaxy. Abbreviated ULIRG.
Mentioned in ?
References in periodicals archive ?
IRAS 14348-1447 is one of the most gas-rich examples known of an ultraluminous infrared galaxy, a class of cosmic objects that shine characteristically - and incredibly - brightly in the infrared part of the spectrum," ESA said in a (https://www.
At a distance of 250 million light-years from Earth, Arp 220 represents the nearest example of an ultraluminous infrared galaxy.