Gaze upon the spokes of the Southern Pinwheel Galaxy

Messier 83 is one of the close coiling galaxies in the night sky , located just 12 million sluttish - year from Earth . Its alone properties have earned it two of the more redolent galactic moniker : the Southern Pinwheel and the Thousand - Ruby Galaxy .

The first nickname is n’t too difficult to explain – as you might imagine , it ’s turn up in the southern cerebral hemisphere , in the constellation of Hydra . Its coiling arms are particularly prominent , which lends it the appearance of a pinwheel , which is only accentuate by the presence of young , blue star clusters all along its arms . As for its other , even more striking nickname :

Typically found near the edges of the thick dust lane , a riches of reddish star forming region also suggest another popular soubriquet for M83 , The Thousand - Ruby Galaxy . dominate by light from one-time stars , the undimmed yellow core of M83 lies at the upper right . The burden is also bright at x - ray energies that bring out a high assiduity of neutron stars and black holes left from an intense burst of star formation . In fact , M83 is a member of a radical of galaxies that include active galaxy Centaurus A. The close - up plain of view spans over 25,000 light - long time at the guess distance of M83 .

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