An artist’s impression of a Type Ia supernova – the explosion of a white dwarf locked in a binary system with a companion star.

Gaia discovers its first supernova

12 September 2014

While scanning the sky to measure the positions and movements of stars in our Galaxy, Gaia has discovered its first stellar explosion in another galaxy far, far away.

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Galactic ‘vapour trails’ uncovered in giant cluster

20 September 2013

Astronomers have discovered enormous smooth shapes that look like vapour trails in a gigantic galaxy cluster. These ‘arms’ span half a million light years and provide researchers with clues to a billion years of collisions within the “giant cosmic train wreck” of the Coma cluster.

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Hubble Snaps Sharp Image Of Cosmic Concoction

Photoshopping: The final frontier

08 April 2010

It's space, but is it art? Stunning images of the galaxy are fast becoming common currency thanks to technology like the Hubble Space Telescope, but a unique investigation at the University of Cambridge this week will seek to determine whether something strange is going on behind the scenes.

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