a-trio-of-double-stars-globular-cluster-ngc-5927-and-spiral-galaxy-ngc-5899https://www.astronomy.com/observing/deep-sky-objects/page/21/Deep-Sky Objects | Page 21 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/2021/09/LUPUS-1.jpgInStockUSD1.001.00deep-sky-objectsgalaxiesstarsarticleASY2023-05-182016-07-2137660
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.