The Orion Arm is a minor spiral arm of the Milky Way Galaxy, located between the larger Perseus Arm and the Sagittarius Arm. It is home to our solar system, which includes the planet Earth. The Orion Arm is approximately 3,500 light-years across and contains many notable stars and star systems. This arm is named after the prominent constellation Orion, which is easily recognizable in the night sky. The Orion Arm features various celestial objects, including star clusters, nebulae, and other astronomical phenomena, making it a rich area for both amateur and professional astronomers to study.