Tag Archives: coalsack nebula

Crux – the southern cross

August 13, 2017


Crux, the southern cross, started showing up on some constellation maps in the early 1600’s. It became accepted more or less officially in 1679 when Augustin Royer insisted on tearing Crux away from Centaurus, of which it was a part since ancient times. It’s just as well because Crux is one of the most easily […]

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