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Big Arm

Featured on December 1, 2021

Our solar system lies in the Local Arm, one of several spiral arms that wind around the core of the Milky Way Galaxy. Recent research indicates that the Local Arm is longer and more prominent than previously thought. [Robert Hurt, IPAC; Bill Saxton, NRAO/AUI/NSF]

Find out more in our radio program entitled
Longer Arm

diagram showing the local arm and other major spiral arms of the milky way galaxy