sorry to disappoint, but no it was not visible from the UK on the last half of its trip, but it was a satellite. On any clear night you can see dozens crossing all parts of the sky on loads of different trajectories.
NASA - NASA TV Landing Page
NASA - NASA TV Landing Page Goodforlive feed when its up
J-Track Satellite Tracking
J-Track Satellite Tracking this is good for finding which satellite you are looking at.
