New results from the Hubble Space Telescope reveal a fascinating and unexpected puzzle surrounding the age of the universe. Patrick Moore and Dr. Shaun Hughes of the Royal Greenwich Observatory discuss the implications.
Onward to Mars. Despite its thin atmosphere and very cold climate, Mars is more like earth than any other planet. With Patrick Moore and Dr. Peter Cattermole.
To mark his 500th appearance presenting the show, Patrick Moore gives an enthusiastic tour of the night sky. He surveys the planets Mars, Venus and Jupiter and marvels at dazzling constellations, star clusters and nebulae.
For the first time in 15 years Saturn's rings are facing edgewise on to the Earth. Dr. Carl Murray joins Patrick Moore to explain exactly what is happening.
In July 1994 a comet called Shoemaker-Levy 9 hit the planet Jupiter and produced huge scars on its gaseous surface. Dr Steven Miller joins Patrick Moore to summarize the results of the final analysis of the collision.
It is now a commonly held belief that mankind is the sole advanced form of life in the solar system. But there are so many stars that the chances of humans being alone in the universe seem infinitesimally small.