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Auroral activity 2017 October 21 − December 20

The Sun is very quiet and the 11-year cycle seems to be coming to an end, with 101 ‘no sunspot

The Juno spacecraft orbiting Jupiter has discovered that cyclones around the planet’s poles are tightly packed into remarkable polygonal patterns.

Following submission of his Obituary for publication in the December Journal [J. Brit. Astron. Assoc.,127(6), 371 (2017)], the author became

The recurrent nova M31N 2008-12a in M31, the Andromeda galaxy, has intrigued professional astronomers for some years. With a recurrence

Let us return for a moment to the London of 1942 April, in order to attend a meeting of the

Highlights of 2017Looking back at 2017 it was perhaps not the most outstanding year for astronomical phenomena, but the highlight

I think the phrase might be ‘small but perfectly formed’. Perhaps not so very perfect, but we did our best

These predictions focus on comets that are likely to be within range of visual observers, though comets often do not

The Sun is getting very quiet very fast and the 11-year cycle seems to be coming to an end, with

It is a singular honour to be elected as President of the Association, and our last president, Dr Jeremy Shears,