Season 36Episode 8Runtime unavailable
Comets a Second View
1992-07-200.0 rating
The Giotto spacecraft encountered Halley's Comet in 1986 and escaped. The same craft recently made close-range studies of the comet Grigg-Skellerup. Patrick Moore and Drjohn Mason are joined by Professor Susan McKenna-Lawlor to discuss the problems of comets.