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The Hudson Transparencies

58 transparencies, in the possession of the University of Exeter, were created by Hudson to illustrate his lectures

Each is c. 96cm high by 76cm wide

new information is consistent with a prior theory that 55 Cancri e is a water world: a rocky core surrounded by a layer of water in a "supercritical" state where it is both liquid and gas, and topped by a blanket of steam