Prince of Asturias Award, given by HRH the Prince of Asturias in 1989
Hawking received this award in recognition of his ‘transcendental research work into the foundations of space and time’ and for ‘making known to mankind the latest scientific discoveries regarding the origins and destiny of the universe’. His Royal Highness the Prince of Asturias is the heir to the Spanish throne. He has presented awards in a number of categories since 1980.
Source: The Hawking Family Archive