green pea galaxy

Meaning

Noun

• A type of galaxy, found in the local universe, that are active, undergoing high rates of star formation, which provides a green tinge, and are compact, visually appearing akin to pea. These active galaxies have strong oxygen emmission line and no active galactic nucleus, similar to small galaxies in the distant early universe, but unlike those in the nearby contemporary universe.

Related

Similar words

• green pea
• greenpea
• pea
• pea galaxy
• GP
• GP galaxy
• green bean galaxy

Broader meaning words

• active galaxy
• compact galaxy
• emission-line galaxy, ELG
• oxygen-line galaxy
• starburst galaxy
• galaxy

Origin

• green + pea + galaxy. From being a galaxy having the appearance like green pea.