Last Updated: Friday, May 03, 2013, 19:02
NGC 6559 is a cloud of gas and dust located at a distance of about 5000 light-years from Earth, in the constellation of Sagittarius (The Archer).
Last Updated: Tuesday, October 23, 2012, 12:42
A black hole in the centre of our galaxy is getting ready to devour much of an approaching cloud of dust and gas known as G2.
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