Summary: Your monthly journey through the fascinating world of space and astronomy with the latest thinking on what's out there in space and what you can see in the night sky.
Summary: Measurements of the planets with infrared
Episode 6: The Colours Of The Stars
Air Date: June 4th, 1973
Episode 7: The African Eclipse
Air Date: July 11st, 1973
Summary: The total eclipse of 30 June
Episode 8: Navigational Astronomy
Air Date: August 1st, 1973
Episode 9: Venus - A Cratered World
Air Date: August 29th, 1973
Summary: Significance of new radar maps showing craters
Episode 10: The Moon Illusion
Air Date: September 18th, 1973
Summary: The optical illusion that affects the size of the Moon
Episode 11: The Volcanoes Of Mars
Air Date: October 17th, 1973
Episode 12: When Mercury Crosses The Sun
Air Date: November 7th, 1973
Summary: A transit of Mercury
Episode 13: Jupiter
Air Date: December 12nd, 1973
Summary: Pioneer 10 space probe
Episode 14: Kohoutek's Comet
Air Date: December 28th, 1973
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