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in the night sky. • But what if you can't find the Andromeda galaxy just by looking in a dark sky? Some stargazers star-hop via the W-shaped constellation, Cassiopeia, shown on our feature chart on the top of the page. Cassiopeia appears in the northeast sky at nightfall and swings high to the north as evening progresses. Note that one half of the W is more deeply notched than the other half. This deeper V is your "arrow" in the sky, pointing to the Andromeda galaxy. • Remember, on a dark night, this galaxy looks like a faint smudge of light. Once you've found it, try again with binoculars or your telescope. The Andromeda galaxy is the nearest large spiral galaxy to our Milky Way. It's about 2.5 million light-years away, teeming with hundreds of billions of stars.
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