Located on the outskirts of Eton College the Herschel Astronomical Society Observatory has a range of instruments including a historic 6inch Cooke Refractor and large 23″ aperture Newtonian reflecting telescope. Please note that visiting the facility is strictly by prior arrangement. Contact the Society or attend one of their regular meetings at the nearby Marten Building for more information.
Location events organiser
Herschel Astronomical Society organises events at this location
Please contact Herschel Astronomical Society directly with any enquiries relating to visiting this location
Email: [email protected]
Website: Herschel Astronomical Society
Weather forecast
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21/04/26
14° 4% -
21/04/26
13° 0% -
21/04/26
12° 0% -
22/04/26
9° 0%
Weather forecast for Staines (6.2 miles away) updated 21/04/26 at 06:01. Powered by Met Office data.
Local light pollution
Herschel Astronomical Society Observatory is estimated to have light pollution levels similar to a suburban location based on the latest data from the VIIRS satellite. For more advanced light pollution data, view this location on DarkSkySites.
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Urban
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Semi-rural
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Dark site
The above demonstrates the estimated effect of light pollution - graphics created using Stellarium.
Light pollution map of Herschel Astronomical Society Observatory
Best time to visit
The below chart shows when the skies will be at their darkest at this location and therefore the best time to visit. Moonlight is shown in light yellow and the Sun's twilight in light blue. Midnight on the date shown is shown as a white line with sunset to the left and sunrise the next morning to the right. A black background with stars shows the best times for stargazing. See our dark sky calendar for more details.
Tue 21st Apr
Wed 22nd Apr
Thu 23rd Apr
Fri 24th Apr
Sat 25th Apr
Sun 26th Apr
Mon 27th Apr
Find more dates
If you are planning to visit this location check our dark sky calendar to find out when is best!
CalendarEvents nearby
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