Now - they've intrigued star gazers and conspiracy theorists for years, but are there really unidentified flying objects out there carrying extra terrestrials?
Today the Ministry of Defence released its last ever UFO files, and naturally our region figures highly in the number of sightings. They're now being investigated by a former West Yorkshire police officer.. Here's Victoria Whittam.
More top news
A preliminary investigation into Rotherham's child sexual exploitation scandal is starting.
The latest weather forecast for the Calendar region
The latest Calendar weather with Jon Mitchell.