Astronaut Tim Peake thought he spotted UFO in space - but it was Russian urine

mirror.co.uk:

Good Morning Britain guest astronaut Tim Peake spoke to Piers Morgan and Susanna Reid on Monday where he told a story about a blunder he made in space.

European Space Agency astronaut and former International Space Station crew member Tim, 48, revealed that when he was in space, he looked out of the window and saw an unidentified flying object.

He called his colleagues over to show them, and used his years of space training to try to decipher what the object was. "This was at the end of the mission, and I was quite experienced about what you should see and what you shouldn't see in space," he explained. "And I saw three lights flying in formation in the daytime, and the only time you see a light in the daytime is if it's another spacecraft