Cassiopia sky map

    Caption: The sky map shows the official IAU constellation Cassiopeia (the Big W with lines being the most prominent part).

    Features:

    1. The patch on the celestial sphere in white defines the modern constellation. Modern constellations are not just groupings of stars though they are that too.

    2. Cassiopeia is circumpolar constellation as seen from mid-northern latitudes or further north.

    3. The 6 bright stars that make up the Big W are: α CAS (Schedar), β CAS (Caph), γ CAS (Tsih, Navi), δ CAS (Ksora, Ruchbah), ε CAS (Segin), η CAS (Achird).

    4. Cassiopeia contains the open star cluster Messier 103 (M103) and Milky Way passes through it (see Wikipedia: Cassiopeia: Deep-sky objects.

    Credit/Permission: © IAU, Sky & Telescope magazine (Roger Sinnott & Rick Fienberg), 2011 / Creative Commons CC BY-SA 3.0.
    Image link: Wikimedia Commons.
    Local file: local link: iau_cassiopeia.html.
    File: Constellation file: iau_cassiopeia.html.