Hubble's Variable

English

Etymology

From Hubble (“surname”) +‎ variable (“variable star”). From having the variable nature of this star being discovered by Edwin Hubble. From this being a very important star in the history of astronomy, and the discovery made using it by Hubble.

Proper noun

Hubble's Variable

  1. M31-V1: A star, a Cepheid variable in Andromeda Galaxy, Local Group, Local Supercluster, Laniakea, located in the Andromeda constellation; the first variable star discovered outside the Milky Way Galaxy, and first star identified whose distance was unequivocably beyond the confines of the Milky Way.

Synonyms

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