The Whirlpool Galaxy is a splendid flat-on view spiral galaxy with a smaller sister galaxy seeming to emanate from it. It’s best viewed in telescopes of 150mm aperture or more. To view the spiral arms, you’re going to need a telescope of twice the light gathering power if not more! Easily located though just below the end star of the handle of the Plough. See below…

How to find the Whirlpool Galaxy
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Whirlpool Galaxy (M51)
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An image of the Whirlpool Galaxy can be seen in the Galaxies section of the Gallery