Sky Notes: 2018 April & May
Brian suggests M51, The Whirlpool Galaxy and the Leo Triplet as good targets for these Sky Notes
Read more
Archives
The Radio Astronomy Group in 2017
Figure 1 shows the number of Sudden Ionospheric Disturbances (SIDs) recorded by the Radio Astronomy Group (RAG) each month since
Read more
Exploring the galaxies of Virgo
Perhaps this article should be called Getting Lost in Virgo, because that is often what happens when you start exploring
Read more
Richard M. Baum, 1930−2017
Richard Myer Baum will not have been known personally to many of today’s members, but readers of the Journal will
Read moreSpectroscopic observation of planetary nebulae
This paper describes how commercially available spectrographs can be used to identify and measure some basic characteristics of planetary nebulae.
Read more