Main content
Engineering the William Herschel Telescope
Sir Patrick Moore finds out about the engineering challenges involved in building the 210 tonne William Herschel Telescope.
Duration:
This clip is from
More clips from The William Herschel Telescope
![]()
A very accurate mirror
Duration: 01:33
More clips from The Sky at Night
![]()
Jodrell Bank's Secret History
Duration: 01:29
![]()
The Miracle of the Lovell Telescope.
Duration: 01:40
![]()
The Hunt for Space Debris
Duration: 01:21
![]()
The Moon's Differing Faces
Duration: 00:45
