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A report of the Saturn Section. Director: Mike Foulkes This report describes observations of Saturn made during the 2009/2010 apparition.

A report of the Aurora & Noctilucent Cloud Section. Director: S. Brantingham. This paper describes conditions leading to noctilucent cloud

In this article, we examine two dome-like features which we identify as Lichtenberg 1 and 2, located in Oceanus Procellarum

A report of the Comet Section. Director: N. D. James. This report describes and analyses the observations of the brighter

The Revd George Fisher (1794–1873) started his career at an insurance company, but came to the attention of Royal Society

We present the light curve of the dwarf nova DDE 39 (= 1RXS J040253.8+435553) between 2011 October and 2021 January,

A report of the Mars Section. Director: R. J. McKim. In Part I, we described the evolution and behaviour of

The occultation of the star 44 Capricorni (44 Cap) by Io on 2021 April 2 was imaged from Curaçao. Occasional

The perihelic opposition that occurred on 2018 Jul 27 at areocentric longitude (Ls) 219° was monitored by 121 observers, yielding

This report describes and analyses observations of the brighter or more interesting comets at perihelion during 2018, concentrating on those