After going back to Cooper’s original files he found that the astronaut had written ‘unidentified object’ in the area he was exploring rather than ‘shipwreck’.

‘Then it made sense to me why it wasn’t identified as a shipwreck… he had to mean it might be something from another world,’ he said.

‘Gordon believed in aliens. He believed that we had visitors from other planets and he also believed that a lot of these things landed in this particular part of the world.’