satellite galaxy

plural satellite galaxies

Definition of satellite galaxy

: a galaxy that is bound by the gravitational field of a larger galaxy and that is often too small to have a defined shape Located in the Large Magellanic Cloud, a satellite galaxy of our own Milky Way visible in the Southern Hemisphere, this exploding star was a mere 170,00 light years away.— Lavinia Edmunds et al.

First Known Use of satellite galaxy

1904, in the meaning defined above

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The first known use of satellite galaxy was in 1904

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satellite DNA

satellite galaxy

satellite imagery

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Cite this Entry

“Satellite galaxy.” Dictionary, Merriam-Webster, Accessed 1 Oct. 2022.

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