Unusual footage taken from Nasa's live feed of the International Space Station appears to show six large orbs creeping past.
In the live video, relayed by the American space agency, the UFOs move from the right of the screen towards the left.
It was originally spotted by a UFO spotter Streetcap1 who share the clip with SecureTeam10 , a group of UFO experts, who investigate the footage and share their findings online.
Tyler from SecureTeam said: "He has discovered what some are calling a fleet of unidentified flying objects moving in the distance behind the International Space Station.
To read more and view the video, click here.