Astronomy has lost another of its personalities. He has left his mark.
When I was at school I did not know about his show or books. The first I heard of Patrick Moore was when the Goodies took the mickey.
http://www.youtube.com/watch?v=NyeJzvyfZl4
It is probably safe to assume that he had a good sense of humour.
It was through his contributions to magazines that I got to learn how much he had contributed to the astronomical community.