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12 Apr 2019

Black hole discovery sparks global interest in AAS journal

On Wednesday, researchers from the Event Horizon Telescope Collaboration unveiled the first direct visual evidence of a supermassive black hole and its shadow. Their image reveals the black hole at the centre of Messier 87, a massive galaxy in the nearby Virgo galaxy cluster. The black hole is 55 million light-years from Earth and has...

08 Jan 2018

New ebooks take a look at stellar evolution and red supergiants

Supergiant stars and stellar evolution are the first topics to be covered in a new astronomy ebook collection from the American Astronomical Society and IOP Publishing. In the first book in the collection, Astrophysics of Red Supergiants, Professor Emily Levesque, from the University of Washington in Seattle, explores our current knowledge of red supergiant stars,...