Main content
What is a galaxy?
Sir Patrick Moore and his guests explain what galaxies are and discuss some of their interesting features.
Duration:
This clip is from
Featured in...
![]()
Great explanations
A collection of videos clips that explain tricky-to-understand astronomy topics.
![]()
Astronomy Finder
Watch Solar System video clips from the BBC Archive.
More clips from Neighbourhood Watch
![]()
How to see the Milky Way
Duration: 02:25
![]()
Herschel and Planck launch
Duration: 05:42
More clips from The Sky at Night
![]()
The Nancy Grace Roman Telescope
Duration: 00:38
![]()
Catching 'Ghost Particles'
Duration: 00:44
![]()
The Coldest Place in the Universe
Duration: 00:56
![]()
Star Loungers
Duration: 00:58
