Our Cosmos

The_Great_Barred_Spiral_Galaxy

NGC 1365

“The Great Barred Spiral Galaxy” by ESO/IDA/Danish 1.5 m/ R. Gendler, J-E. Ovaldsen, C. Thöne, and C. Feron. – http://www.eso.org/public/images/potw1037a/. Licensed under CC BY 3.0 via Commons – https://commons.wikimedia.org/wiki/File:The_Great_Barred_Spiral_Galaxy.jpg#/media/File:The_Great_Barred_Spiral_Galaxy.jpg Note the high concentration if stars in the spiral bands. The spiral wave forms create higher pressure in the arms facilitating star formation.

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