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M81
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M81 and M82
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M81

galaxy
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The Information Architects of Encyclopaedia Britannica

The Information Architects maintain a master list of the topics included in the corpus of  Encyclopædia Britannica, and create and manage the relationships between them.

The Information Architects of Encyclopaedia Britannica

Learn about this topic in these articles:

  • M81 and M82
    M81 group

    …group is the spiral galaxy M81. Much like the Andromeda and Milky Way galaxies, M81 is of Hubble type Sb and luminosity class II.

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    …group is the spiral galaxy M81. Much like the Andromeda and Milky Way galaxies, M81 is of Hubble type Sb and luminosity class II.

    Read More