strange object above edith walk malvern

http://maps.google.co.uk/maps?q=edith+walk+malvern&oe=utf-8&client=firefox-a&ie=UTF8&hl=en&hq=&hnear=Edith+Walk,+Malvern,+Worcestershire+WR14+4QH,+United+Kingdom&ll=52.111935,-2.329509&spn=0.008789,0.018969&z=16&layer=c&cbll=52.11182,-2.329905&panoid=7cm62GlitbmwxuhyrbKStg&cbp=12,56.46,,0,-40.93