Welcome to Ewell Astronomical Society - serving sky watchers in Southwest London and North Surrey.


Ewell Astronomical Society was founded by Phil Ringsdore in 1966 with Sir Patrick Moore as its patron. Following Sir Patrick's death in 2012 Professor Ian Morison accepted an invitation to become the society's patron. A position he still holds.

Scholl entrances for meetings and ObservingEwell astronomical Society meetings are held on the second Friday of each month in the library at Nonsuch High School for Girls in Cheam.  Access is via the meeting entrance marked on the left. For School observing sessions please use the Main Entrance opposite the car park. Larger map here.


Attendance at the monthly meetings is £1 for members and £5 for non members. 


The society has use of an 11 inch SCT in the observatory on the roof of the school.

We have regular observing sessions at the school, at Nonsuch Park and Ranmore Common.

There is a regular newsletter called Janus available at our meetings or can be downloaded here.


We can provide talks and demonstrations for schools and groups such as Brownies, Cubs, Scouts and Guides.






Upcoming meetings and events

November Meeting

Friday 09 November 2018

 Prof Carolin Crawford will discuss “Dark energy and the ever-expanding cosmos.”

There will also be a presentation on the night sky



Viewing Group

Tuesday 13 November 2018

This is an informal session for members to meet and discuss anything related to their telescopes and sky events and if weather permits to go up on the roof for observing.

AGM (Annual General Meeting)

Friday 14 December 2018

Following the business part of the meeting there will be a quiz and a raffle.