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Extragalactic astronomy
/ˌɛkstɹəɡɐlˈaktɪk ɐstɹˈɒnəmɪ/
/ˌɛkstɹəɡɐlˈæktɪk ɐstɹˈɑːnəmi/Extragalactic astronomy
01
astronomie extragalactique, études extragalactiques
study of celestial objects outside the Milky Way galaxy
Example
Extragalactic astronomy explores objects beyond our Milky Way.
Galaxies outside our own are considered extragalactic.
Astronomers use telescopes to observe extragalactic objects.
Mots Proches
