Astronomy & Astrophysics 101: Dwarf Galaxy - SciTechDaily

Dwarf galaxies are small galaxies made up of a few billion stars. Compared to their larger cousins, which can contain hundreds of billions of stars, dwarf galaxies are typically home to a just few billion stars. A number of such dwarf galaxies orbit larger ga…

Hubble Space Telescope image of NGC 5477, an archetypal dwarf galaxy in the Messier 101 group. Without obvious structure, but with visible signs of ongoing starbirth, NGC 5477 looks much like an arch… [+3084 chars]

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