Main content

How do quasars work?
Dr John Beckman explains to Patrick Moore that quasars seem to be caused by material such as stars and gas descending into black holes at an intermediate stage in their development.
Duration:
This clip is from
More clips from Illuminating Quasars
-
The story of quasars
Duration: 04:08
More clips from The Sky at Night
-
A Photo Fieldtrip to Mars
Duration: 01:11
-
A New Geological Discovery on Mars
Duration: 00:36
-
Will we find life on Mars?
Duration: 00:36
-
Nuclear Engines: The Fast Track to Mars?
Duration: 01:10