30-obscure-celestial-gems-the-detailshttps://www.astronomy.com/observing/deep-sky-objects/page/46/Deep-Sky Objects | Page 46 of 47 | 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/wp-content/uploads/sites/2/2021/09/may-2010-we-spiral.jpg?fit=1000%2C666InStockUSD1.001.00deep-sky-objectsobservingarticleASY2023-05-182010-03-2936765
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.