Wolf-Rayet Stars

westerlund 2 nasa

Westerlund 2 and Gum 29

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Westerlund 2 is a giant star cluster located in a vast star-forming region Gum 29 (NGC 3247). The region is also known as the Whirling Dervish Nebula. The cluster and the nebula lie in the direction of the southern constellation Carina, at an approximate distance of 20,000 light years from Earth.
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Bubble Nebula – NGC 7635

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The Bubble Nebula is an emission nebula located in the northern constellation Cassiopeia. The nebula lies at a distance of 7,100 to 11,000 light years from Earth. It is also known as Caldwell 11 or Sharpless 162. Its designation in the New General Catalogue is NGC 7635.

It was nicknamed the Bubble Nebula because of its shape, which was created by a strong stellar wind from a young, massive, hot Wolf-Rayet star that shed its material to form the nebula. The star has the designations SAO 20575 and BD+60 2522.
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30 doradus,emission nebula,ngc 2070

Tarantula Nebula – 30 Doradus

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The Tarantula Nebula is a large emission nebula located in the southern constellation Dorado. The star-forming region lies within the Large Magellanic Cloud (LMC), a small satellite galaxy of the Milky Way and one of the nearest galaxies to our own, located on the border between Dorado and Mensa. The nebula is also known as 30 Doradus. It has the designation NGC 2070 in the New General Catalogue.
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