UFO sighted over fields and River Thames in South Stoke, Nr. Reading, UKIt was flying above the clouds in an eliptical circle for nearly 2 hours. A large shape generating its own light. It was completely silent and circling above fields and the River Thames. The light colour was pale yellow/green and had a haze around it.Those who saw it were as follows: Man aged 75. Farmer Man aged 49. Engineer Man aged approximately 35. Publican Woman aged approximately 65. Housewife Woman aged 49. Accountant((NUFORC Note: We do not know what the witnesses observed. However, we wonder whether circling advertising lights might have been the cause. PD))