COSMOS Observatory Open Evening

Tuesday 29th October 2019 from 19:30pm to 21:30pm

COSMOS Observatory

Signal Row, St Martins, TR25 0QN, South West


Join the friendly and experienced team of astronomers at the Community Observatory St Martins on Scilly (COSMOS) and experience the truly wonderful dark skies above the Scilly Isles during this one the facility's regular Tuesday evening open nights.

Note that the event times change throughout the course of the year starting later during Summer months and earlier during the Winter, this depending on when the skies get dark. There's an entrance fee payable on the door with all proceeds going towards the charity.

During the tourist season there are daily boats to St. Martin's from St. Mary's with a special evening service to coincide with the Observatory opening (subject to demand).

- Event will involve stargazing and observing the skies through telescopes weather permitting


This event is being organised by Community Observatory St Martins on Scilly who should be contacted if you have any queries. We highly recommend you confirm this event is indeed going ahead before travelling. If you do attend it would be fantastic if you could let the organiser know you found them via Go Stargazing!


Please contact Community Observatory St Martins on Scilly directly for more details regarding this event or, if appropriate, contact the event venue.

Go to the organiser's web page for this event

Location light pollution

This location is estimated to have light pollution levels similar to a rural setting based on satellite data from CPRE.

Dark site
The above demonstrates the estimated effect of light pollution - graphics created using Stellarium.

Location darkness on Tuesday 29th October 2019

The below graphic shows if and when it will be dark at COSMOS Observatory on the evening of this event. Yellow areas show when the skies are not dark due to daylight (bold yellow) and moonlight (faded yellow). Click on the image for an explanation on how darkness is determined.

Other events at COSMOS Observatory

See all 4 forthcoming events at this location.

Event Location

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