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Pillow Nebula explained: NASA uncovers four-cornered structure; Hubble captures it

NGC 7027, also known as the Pillow Planetary Nebula, is a bright, compact nebula located 3,000 light-years away in Cygnus. Its unique four-cornered shape, possibly caused by a central binary star system, makes it a target for scientific study and astrophotography. This nebula provides insights into stellar life cycles and the chemical enrichment of space.

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