The Innermost Planet
- Episode aired Aug 17, 1986
Having travelled to a conference in the USA to summarize what information is known about the planet Mercury, Patrick Moore returns to explain what he has learned.Having travelled to a conference in the USA to summarize what information is known about the planet Mercury, Patrick Moore returns to explain what he has learned.Having travelled to a conference in the USA to summarize what information is known about the planet Mercury, Patrick Moore returns to explain what he has learned.