Main content
What is a quasar?
Sir Patrick Moore and his guest Dr Jaspar Wall explain what quasars are and how we know they exist.
Duration:
This clip is from
Featured in...
Astronomy Finder
Watch Solar System video clips from the ±«Óãtv Archive.
More clips from The Sky at Night
-
John McFall: The Future of Space Travel—2075: Our Place in Space
Duration: 01:19
-
Our Crowded Orbit—2075: Our Place in Space
Duration: 01:08
-
2075: Dare to Dream—2075: Our Place in Space
Duration: 01:37
-
Starguide: September 2024—2075: Our Place in Space
Duration: 06:21