As a galactic archaeologist, my job is to reconstruct the past of our galaxy – and read the signs of its future.
Articles on Gaia mission
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An astronomer says goodbye to Gaia, the satellite that mapped the galaxy.
Cosmology could be transformed by a new wave of telescopes – both on the ground and in space.
There are several ways in which stars can destroy and swallow their own planets.
New data may settle dispute about the universe’s true expansion rate.
Top contributors
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Associate Professor of Astrophysics, University of Portsmouth
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Professor of Astrophysics Education, The Open University
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Postdoctoral research associate, University of Southampton
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Professor of astrophysics (dark matter and cosmology), Durham University
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Postdoctoral Researcher in Radio Astronomy, University of Sydney
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Professor of Astronomy, Institute of Astronomy, University of Cambridge