Mars, now on view in the evening sky, is a world of craters, valleys, plains and huge volcanoes. The space probe Mars Global Surveyor is at present moving around the planet. Dr Peter Catterrnole , joins Patrick to give the latest news.
Many people will go to the West Country to see the total eclipse of the Sun on 11 August. Douglas Arnold joins Patrick Moore to explain how to photograph this once-in-a-lifetime event.
Astronomer and Queen guitarist Brian May joins Patrick Moore to discuss what people will be able to see during the total eclipse of the Sun on 11 August.