Science
Stellar Merger Produced Blue Ring Nebula Several Thousand Years Ago | Astronomy – Sci-News.com
In 2004, astronomers using NASA’s Galaxy Evolution Explorer discovered an unusual, ring-shaped ‘blue’ nebula and the star at its center, TYC 2597-735-1.
In 2004, astronomers using NASAs Galaxy Evolution Explorer discovered an unusual, ring-shaped blue nebula and the star at its center, TYC 2597-735-1. New observations of the object suggest that TYC 2597-735-1 merged with its lower-mass stellar companion less than 5,000 years ago and created a bipolar outflow of material.
The Blue Ring Nebula is located 6,197 light-years away in the constellation of Hercules. The nebula is 13 light years wide and is composed of hydrogen gas (blue) expanding from…
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