101-must-see-cosmic-objects-the-whirlpool-galaxyhttps://www.astronomy.com/observing/deep-sky-objects/page/10/Deep-Sky Objects | Page 10 of 49 | Astronomy.comDeep-sky objects are celestial objects that exist outside our solar system. Three major types of deep-sky objects are nebulae, star clusters, and galaxies.https://www.astronomy.com/uploads/2023/03/31WhirlpoolGalaxy_1copy.jpgInStockUSD1.001.00deep-sky-objectsgalaxiesarticleASY2023-09-082022-07-25115170
Deep-sky objects are celestial objects that exist outside our solar system. Three major types of deep-sky objects are nebulae, star clusters, and galaxies.