The Sky at Night

Dr Allan Chapman discusses with Patrick Moore the development of astronomy over the last 1,000 years.

Dr Alan Penny joins Patrick Moore to discuss the discovery of a vast planet orbiting a star 55 light years away.

Professor Chris Kitchin joins Patrick Moore to discuss the tendency of stars to be members of pairs.

Professor Martin joins Patrick Moore to give the news on the latest x-ray mission, the Newton satellite.

In May several planets will line up, which has not happened since the 1930s. Patrick Moore and Dr John Mason discuss this planetary conjunction.

Patrick Moore discusses the signs of very mild activity that occasionally appear on the moon.

Patrick Moore runs through his Caldwell Catalogue naming his top ten favourite star clusters, galaxies and nebulae.

Astronomy has its own language, and some of the terms are unfamiliar in ordinary conversation. In this programme, the first of two devoted to the subject, Patrick Moore is joined by Chris Lintott, of Magdalen College, Cambridge, to explain some of the basic terms.

In the previous programme, Patrick Moore and Chris Lintott discussed some of the often unfamiliar terms used by astronomers. They concentrated upon terms relating to our own local part of the Universe. This evening they range further, and discuss terms such as galaxies, nebulae, black holes and the Hubble Constant.

Patrick Moore is joined by lain Nicolson to give the latest news on the problem of "dark matter".

Patrick Moore and lain Nicolson look at how massive bodies, theoretical particles and the concept of dark energy may all play a part in determining the ultimate fate of the Universe.

Patrick Moore is joined by Dr Alan Penny of the Rutherford Appleton Laboratory to discuss Project Darwin, designed to explore the possibility of "other Earths".

Nasa astronaut Dr Jeffrey Hoffman describes the experience of stargazing in outer space.