Overview:
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.
Release Date : 1992-07-20
Genre : Documentary, News
Duration : 30 menit
Rating : ⭐ 0/10 (0 votes)
Actors : -