Is it a bird, is it a plane?
The pulsating white dot was captured in shaky footage hovering over a house in Hoddesdon near Potters Bar.
The unidentified flying object seemingly moves in one direction and then the other, dismissing the chances of it being an aeroplane.
Sighting: UFO spotted hovering above Hertfordshire skies
The video, credited to Jason Thomas, was filmed in May.
It was later posted to the FindingUFO YouTube channel.
Yesterday, July 2, alien watchers marked ‘World UFO Day’, the 68th anniversary of the alleged UFO crash at Roswell, New Mexico, USA, in 1947.
The stated goal of the July 2 celebration is to raise awareness of “the undoubted existence of UFOs” and to encourage governments to declassify their files on UFO sightings.
Spotted: Mysterious white dot spotted hovering over rooves