The Sky at Night
Season 54 Episode 11 - Ghostly Travellers
8.3 ?
1957
Documentary, News
Comets are strange and exotic objects, the remnants from dead stars and the birth pangs of our solar system. Only a handful of these ghostly, celestial objects have been seen at close quarters. Sir Patrick Moore discusses NASA's EPOXI mission, which hopes to rendezvous with comet Hartley 2.
