Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Acronym of luminous infra-red galaxy.

Etymologies

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Examples

  • NGC 2623 is so bright in the infrared that it belongs to the group of very luminous infrared galaxies (LIRG) and has been extensively studied as the part of the Great Observatories All-sky LIRG Survey (GOALS) project that combines data from Hubble, the Spitzer Space Telescope, Chandra X-ray Observatory and the Galaxy Evolution Explorer (GALEX).

    New Hubble Release: Dramatic Galaxy Collision | Universe Today

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