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

Viewing Group

Friday 17 August 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.

Obsserving session

Friday 07 September 2018

Likely dates: - Sept     7, 10, 11, 12, 

Details nearer the time

September Meeting

Friday 14 September 2018

Sarah Bosman will discuss a topic to be agreed

There will also be a presentation on the night sky