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The Orion Arm or Local Arm is the one of the spiral arms of our galaxy Milky Way that the solar system is located in. The solar system is located close to the inner rim of the arm, in the Local Bubble. The arm is named Orion Arm because the closest stars of the same arm are located in the Orion constellation, for example the stars of Orion's belt. The spiral arm closer to the galaxy center is the Sagittarius Arm, while the arm further out is the Perseus Arm.
A number of Messier objects are found in the Local Arm: M6, M7, M23, M25, M27, M29, M34, M35, M39, M40, M41, M42, M43, M44, M45, M46, M47, M48, M50, M57, M67, M73, M76, M78, M93, M97. See also the list of Messier objects