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Great Square of Pegasus

NGC 7331

ngc 7331,caldwell 30,ngc 7331 group,deer lick group

NGC 7331 is an unbarred spiral galaxy located 39.8 million light-years away in the constellation Pegasus. With an apparent magnitude of 10.4, it can be… Read More »NGC 7331

Algol

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algol star,beta persei

Algol, Beta Persei, is a bright multiple star located in Perseus. It is the second brightest star in the constellation, after Mirfak, Alpha Persei. The… Read More »Algol