![]() The team used artificial intelligence methods to analyse images of 100 million galaxies, looking at their shape – spots of light made up of 10 or so pixels – to see if they have been stretched. The largest ever map of dark matter – invisible matter thought to account for 80% of the total matter of the Universe – has been created by a team co-led by UCL researchers, as part of the international Dark Energy Survey (DES).Īs matter curves space-time, astronomers are able to map its existence by looking at light travelling to Earth from distant galaxies if the light has been distorted, this means there is matter in the foreground, bending the light as it comes towards us.
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