How Astronomy Changed our View of the Cosmos: from Gresham to the 21st Century

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Thomas Gresham lived from 1519 to 1579. The first telescope was designed in 1608 in the Netherlands, and first pointed at the heavens by Galileo a year later. The greatest discoveries since the pre-telescope era have been that of the existence of many other planets around distant stars, and the vastness of the universe. 

So much has happened since Gresham’s era, yet many of the questions about our cosmic origins still remain.

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Professor Joseph Silk

Professor of Astronomy

Joseph Silk FRS, is a research scientist at the Service d’Astrophysique, CEA, Saclay and the Institut d’Astrophysique, Université Pierre et Marie Curie, Paris.

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