Meanings
- 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: Hubble's Variable, M31-V1
Synonyms & antonyms
proper nounM31-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.
Origin
From Hubble (“surname”) + 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, that the Universe contains galaxies beyond the Milky Way, and is much larger than just the size of the Milky Way Galaxy.
Full word history & related roots →Cite this entry
Hubble's Star. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Hubble's%20Star
“Hubble's Star.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Hubble's%20Star. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “Hubble's Star,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Hubble's%20Star.
Source: Hubble's Star on Wiktionary, CC BY-SA 4.0.