Ripples and not Rings in the Disk of the Milky Way: Galaxy’s Structure

As per the latest astronomical research, the galactic disk is molded into many concentric ripples, which makes our Milk Way more than 50% larger than currently estimated. According to the study led by Professor Heidi Jo Newberg at Rensselaer Polytechnic Institute, there exists a circle of stars which is protruding towards to the outside of the Milky Way. The conclusion has been drawn by re-visiting the data that was gathered from the Sloan Digital Sky Survey three years ago.

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