The Sky at Night

Season 11 Episode 8: Lord Rosse's Great Telescope

From 1845 until 1917 the biggest telescope in the world was the 72-inch reflector built and operated by Lord Rosse at his Irish home. Patrick Moore visits Birr Castle in County Offaly, Eire, to discuss with the present Lord Rosse his great - grandfather's remarkable achievement in constructing the huge telescope, and his use of it to establish the spiral nature of galaxies.

Genre:

Documentary, News

Seasons:

70

Episodes:

847

Quality:

HD

Status:

Returning Series

First Air:

1957

IMDb:

8.4