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Focusing by diffraction
Intermediate
A simple, low cost, yet highly effective method for achieving accurate focus of a telescope
Ron Arbour, 2017 May 25
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Jupiter and the amateur astronomer
Starting Out
Jupiter is the largest planet in our solar system; Tobias and James outline some facts about this giant and how to observe it.
Tobias Long and James Dawson, 2017 Mar 25
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Saturn as a planet
Starting Out
Mike talks about the nature of the ringed planet and the missions mankind has sent to examine it more closely
Mike Foulkes, 2017 Mar 22
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Aurora - a beginners guide
Starting Out
Sandra describes what causes aurora, and how best to observe them.
Sandra Brantingham, 2017 Mar 21
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The Phases of the Moon
Starting Out
James outlines the basic astronomy behind the phases of the Moon
James S Dawson, 2017 Mar 19
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Star trails
Starting Out
James describes how to capture star trails using a DSLR camera
James Dawson, 2017 Feb 28
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