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A composite image of the region around Sagittarius A* (Sgr A*), the supermassive black hole in the center of the Milky Way. X-ray emission is shown in blue.

Our galaxy’s giant black hole rejects ‘food’ because it’s too ‘hot’

29 Aug 2013

Astronomers working with NASA's Chandra X-ray Observatory have seen the giant black hole Sagittarius A* rejecting its ‘food’ of vast gas clouds as...

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Artist impression of Sagittarius

A beast with four tails

30 Nov 2011

The Milky Way galaxy continues to devour its small neighbouring dwarf galaxies and the evidence is spread out across the sky.

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