Techniques such as Roman spectroscopy, perfected in Antarctica, that may one day find life on Mars.
From weather systems on Earth to spiral galaxies, helices are often found in the Universe.
Patrick looks at perhaps the two most familiar of constellations, Ursa Major and Ursa Minor, to find what can be seen in that area of the sky.
A programme to dispel suggestions that the Apollo Moon landings were fake, and convince us that 12 men have indeed set foot on the Moon.
look back over 45 years of the programme.
Developments at Siding Spring.
How the Universe started.
South Downs Planetarium.
The threat of Near Earth Objects.
Part 1 of a two-part special on the 45th anniversary of Jodrell Bank.
Photographing the night sky.
Part 2 of a two-part special on the 45th anniversary of Jodrell Bank.
600th edition, interview with the Astronomer Royal.