Programme Index

Discover 11,128,835 listings and 278,133 playable programmes from the BBC

Horizon

Comet of the Century: A Horizon Special

Duration: 1 hour

on BBC Two Northern Ireland

Once hoped to be the most spectacular comet in a generation, Horizon examines the insights Comet ISON might bring to some of science's greatest mysteries. Show more

BBC Two Northern Ireland

About BBC Two

BBC Two is a lively channel of depth and substance, carrying a range of knowledge-building programming complemented by great drama, comedy and arts.