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New ‘Shear Ratio’ approach refines cosmic measurements

The study comes at a critical time, as several next-generation observatories like the Vera C. Rubin Observatory, Nancy Grace Roman Space Telescope, and the Euclid Mission are preparing to map hundreds of millions of galaxies. Prof. Surhud More from the Inter-University Centre for Astronomy and Astrophysics, Pune and Divya Rana, a former student of the centre currently at Leiden University, along with their international collaborators proposed a novel geometrical approach ... [2667 chars]

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