NASA Astronomy Picture of the Day 10 March 2023: Orion and the Running Man Nebulae
Space is an infinite void that extends beyond the Earth's atmosphere. Despite being commonly perceived as empty, space is home to trillions of celestial objects such as stars, planets, and asteroids. The space between stars is known as Interstellar space, where nebulae can be found. Nebulae are regions where stars are formed, and they are primarily composed of hydrogen and helium gases. A single nebula can have as few as ten stars or as many as millions, according to NASA.NASA's Astronomy Picture of the Day is a stellar snapshot of the Orion Nebula and the Running Man Nebula. Also known as M42, the Orion Nebula is located about 1500 light-years away and spans about 40 light-years across. The Orion Nebula is one of the brightest nebulae and can even be seen with naked eye in a clear ni...