The Dawn of Modern CosmologyNew to Penguin Classics, the astonishing story of the Copernican Revolution, told through the words of the ground breaking scientists who brought it about. 'How great, then, must be the incomprehensible space all the way to the furthest fixed stars? How wide and immense must be the depth of that fantastical sphere?' In the late fifteenth century, it was believed that the earth stood motionless at the centre of a small, ordered cosmos. Just over two