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dwarf galaxy

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
dwarf galaxy [′dwȯrf ′gal·ik·sē]
(astronomy)
An elliptical galaxy with low mass and low luminosity, having at most a few tens of millions of stars.


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Astronomers think the Sagittarius dwarf galaxy will give the Milky Way more than 100,000,000 stars.
While the first scenario features an encounter between two dwarf galaxies far from giants like the Milky Way, with the dwarf spheroidal later accreted into the Milky Way, the second scenario simulates an encounter between a dwarf galaxy and the forming Milky Way in the early universe.
html) and the current view is that this massive globular cluster, one of the oldest objects in the Milky Way, may be a dwarf galaxy stripped of its outer stars.
 
 
 
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