If you've ever wondered whether we really are alone - 9-thousand newly-released pages of UFO sightings and the videos below might help cure your curiosity.
The 34 files from the National Archive cover the period 1985 to 2007 – with photographs, drawings and RAF investigations.
The archive comes after sightings of mysterious lights spotted during the Glastonbury festival, a flying saucer spotted at a town hall in Nottingham and a bizarre story of 'Mork and Mindy's' visit to East Dulwich.
It's not the first time a UFO has been spotted theses are the most popular on YouTube.
Real or fake? Let us know what you think..
"The truth is out there": This is the picture taken outside Retford Town Hall in Nottingham .
A drawing of a UFO seen by a MoD Police Sergeant at the Royal Ordnance Factory at Blackburn, Lancashire, on February 24, 1979.
A drawing of an unidentified aircraft sighted near RAF Lyneham, Wiltshire, by a member of the public on 26 June 2003.
You can view the archive in more detail here.
Best Of YouTube
Most Viewed Pictures On Heart
Recently Played Tracks
To listen live, choose your preferred location:
Deposit £10 to get a £40 Welcome Bonus - That's £50 to play bingo, slots and more!*
Over 50 tracks to make you feel-good. New album out now...
Make Heart the soundtrack to your day and you could be a winner with great prizes up for grabs throughout the day.