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As with any form of 100 million stars in the sky? The view was summarized in a giant photograph of the Andromeda galaxy which was released by the National Aeronautics and Space Administration (NASA).
As quoted by Kompas Tekno of PetaPixel, Thursday (01/08/2015), the photo showing the pieces part of a spiral galaxy Andromeda 40,000 light-years wide is captured wearing the Hubble telescope. Totaling 1.5 gigapiksel resolution (1,500 megapixels).
So big, it takes 600 HD television to display the whole photo in original resolution.
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Each bright spot in the picture, big or small, is a star. Each star has at least one planet. Many also have a satellite planet form the moon.
It is estimated that, as much as 1 trillion stars inhabit Andromeda, two times more than the number of stars in the Milky Way.