The Sky At Night

Neighbourhood Watch (2009x6)

Air date: Jun 01, 2009

Containing trillions of stars, Andromeda is the largest galaxy in our neighbourhood. It is 2.5 million light years away, yet is still visible to the naked eye. Sir Patrick Moore and his guests unravel some of the mysteries in the star systems that surround us and look at the latest discoveries from our local galaxies.