Main content

Measuring star distances
Sir Patrick Moore shows a clip from a 1971 Sky at Night programme in which he used a cricket pitch to demonstrate the principle of parallax. He then discusses the measurement of star distances with his guest, Andrew Murray.
Duration:
This clip is from
More clips from A Celebration
-
Patrick Moore's unusual visitors
Duration: 00:39
-
First infrared image of the Orion Nebula
Duration: 00:43
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