extragalactic nebula

This is not a dictionary! - Search for "extragalactic nebula" in The Danish Dictionary

• February 27. 2016 from wordnet.princeton.edu

  extragalactic nebula — noun — english

  (astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust; "`extragalactic nebula' is a former name for `galaxy'"