binocular-universe-heroic-treasureshttps://www.astronomy.com/observing/deep-sky-objects/page/2/Deep-Sky Objects | Page 2 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/2/2023/10/Perseus.jpg?fit=710%2C821InStockUSD1.001.00deep-sky-objectsarticleASY2023-11-202023-11-03134942
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.