Are giant galaxy clusters defying standard cosmology?
Cluster known as El Gordo formed too soon to be explained by dark matter-based theories, astrophysicists claim
Read article: Are giant galaxy clusters defying standard cosmology?
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Keith Cooper is a freelance science journalist and the author of several books. He has a BSc in physics with astrophysics from the University of Manchester, UK. Keith has written regularly for Physics World since 2015, and has also written for Astronomy magazine, New Scientist, Sky at Night and Sky & Telescope, plus Space.com and Supercluster.com online. He was formerly the editor of Astronomy Now magazine. His books include The Contact Paradox: Challenging Our Assumptions in the Search for Extraterrestrial Intelligence (Bloomsbury Sigma 2019) and Amazing Worlds of Science Fiction and Science Fact (Reaktion Books, 2025).
Cluster known as El Gordo formed too soon to be explained by dark matter-based theories, astrophysicists claim
Read article: Are giant galaxy clusters defying standard cosmology?
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