Nebulae vs Galaxy - What's the difference?

nebulae | galaxy |

As a noun nebulae

is (nebula).

As a proper noun galaxy is

(astronomy|dated) the milky way galaxy, from when it was thought the universe (our universe) had only one galaxy.




  • (nebula)
  • ----



    (wikipedia nebula)


  • (astronomy) A cloud in outer space consisting of gas or dust (e.g. a cloud formed after a star explodes).
  • (archaic, medicine) A white spot or slight opacity of the cornea.
  • (obsolete, medicine) A cloudy appearance in the urine
  • Derived terms

    * dark nebula * diffuse nebula * emission nebula * planetary nebula * preplanetary nebula * protoplanetary nebula * reflection nebula * solar nebula * stellar nebula

    See also

    * plerion * nova remnant * supernova remnant * Herbig-Haro object * Bok globule * interstellar cloud * intergalactic cloud * high velocity cloud




  • * 1633 , John Donne, "Sapho to Philænis":
  • So may thy cheekes red outweare scarlet dye, / And their white, whitenesse of the Galaxie [...].
  • (galaxy) Any of the collections of many millions of stars, galactic dust, black holes, etc. existing as independent and coherent systems, of which there are billions in the known universe.
  • Synonyms

    * (astronomy) G (abbreviation)

    Derived terms

    * active galaxy * dwarf galaxy * elliptical galaxy * extragalactic * galactic * galaxy cluster / cluster of galaxies * galaxy filament / filament of galaxies * galaxy nucleus * galaxy sheet / sheet of galaxies * galaxy wall / wall of galaxies * irregular galaxy * lenticular galaxy * spiral galaxy * whirlpool galaxy