恒星工厂M17
2023年9月8日 Star Factory Messier 17 Image Credit & Copyright: Kim Quick, Terry Hancock, and Tom Masterson (Grand Mesa Observatory) Explanation: Sculpted by stellar winds and radiation, the star factory known as Messier 17 lies some 5,500 light-years away in the nebula-rich constellation Sagittarius. At that distance, this 1/3 degree wide field of view spa...