Live Breaking News & Updates on Ilky Way Spiral Arms

The National Aeronautics and Space Administration (NASA) has spotted a contingent of young stars and star-forming clouds jutting out from the Milky Way's Sagittarius Arm.

Stretching some 3,000 light-years, this is the first major structure identified with an orientation so dramatically different than the arm.

Until now, the understanding of the galaxy’s shape had been based upon indirect measurements of celestial landmarks within the Milky Way and inferences from structures observed in other galaxies populating the universe. 

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