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Figure 1. WinJupos predicted position of Iapetus in transit at 2022 July 18 at 02:00 UT. (North upwards).
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Observer’s Challenge – The Transit of Saturn’s Satellite Iapetus on 2022 July 17/18

11 July 202225 July 2022 Emily Bick 0 Comments

On 2022 July 17/18, Saturn’s third largest satellite Iapetus, will transit across Saturn’s northern hemisphere and its rings. This will

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Hubble IC563 564
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Booking for the Summer meeting extended until Friday

22 June 202226 June 2022 Andy Wilson 0 Comments

Bookings will close at 23:30 on Friday 24th for our Summer meeting, taking place this Saturday 25th June at the

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Saturn by Martin Lewis
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George Alcock Memorial Lecture and Special General Meeting 25th May 2022

25 May 20227 June 2022 Andy Wilson 0 Comments

We intend to broadcast the George Alcock Memorial Lecture and Special General Meeting from the Institute of Physics on 25th

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Woman shows her daughter something in book
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CPRE 2022 Star Count Results

23 May 202216 September 2022 Andy Wilson 0 Comments astronomy, CPRE, dark skies

The CPRE, the countryside charity have published the results of their 2022 Star Count. This includes a useful interactive map

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Fireball 12 May 2022 Banner - credit Didier van Hellemont of AllSky7.net
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Scientists now looking for asteroid fragments in South Wales

19 May 202216 September 2022 Andy Wilson 0 Comments

A spectacular meteor fireball which occurred over England and Wales last week may have dropped a meteorite somewhere near the

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Lunar Eclipse, 21 January 2019
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Total Eclipse of the Flower Moon, Early Monday 16 May

11 May 202216 September 2022 Emily Bick 0 Comments

In the early hours of next Monday morning, 2022 May 16, there will be a total eclipse of the Moon.

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Figure 1. Abell 2163, a distant cluster of galaxies, all receding from us. (Source Wikimedia Commons, originator NASA/ESA/Hubble)
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The Expanding Universe: Doppler Shift To Dark Energy

10 May 202216 September 2022 Emily Bick 0 Comments

Introduction A previous tutorial discussed how the Doppler Effect can be used to determine the velocity of an astronomical object

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Photograph by Georges Rayet of the French eclipse camp at Wha-koa, Siam, courtesy Marseille Observatory Archives.
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Historical Section Webinar – 1868 Solar Eclipse – Saturday 14th May 2022 at 2pm BST

9 May 202216 May 2022 Andy Wilson 0 Comments

Link to watch the webinar: https://youtu.be/XbD3gyQi7UY Please note the webinar is on Saturday 14th May 2022, not 24th May as

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Special General Meeting

6 May 202229 September 2022 David Arditti 0 Comments BAA

Notice is hereby given that there will be a Special General Meeting of the Association at 17:30 on Wednesday 25

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Observers Challenge – The Moon passes the Beehive

6 May 20229 May 2022 Callum Potter 0 Comments

On the night of May 7 to 8, the crescent Moon will pass close by to the splendid open cluster

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