Dark Sky Discovery site located in the Manx village of Onchan and venue for stargazing events held my Isle of Man Astronomical Society.
Location events organiser
Isle Of Man Astronomical Society organises events at this location
Please contact Isle Of Man Astronomical Society directly with any enquiries relating to visiting this location
Email: [email protected]
Website: Isle Of Man Astronomical Society
Twitter: @IoM_AS
Facebook: Isle Of Man Astronomical Society
Weather forecast
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27/04/26
14° 4% -
27/04/26
14° 0% -
27/04/26
13° 1% -
28/04/26
11° 0%
Weather forecast for Douglas (isle Of Man) (1.7 miles away) updated 27/04/26 at 12:01. Powered by Met Office data.
Local light pollution
Onchan Park - Isle of Man is estimated to have light pollution levels similar to a semi-rural 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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Suburban
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Semi-rural
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Rural
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Dark site
The above demonstrates the estimated effect of light pollution - graphics created using Stellarium.
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.
Mon 27th Apr
Tue 28th Apr
Wed 29th Apr
Thu 30th Apr
Fri 1st May
Sat 2nd May
Sun 3rd May
Find more dates
If you are planning to visit this location check our dark sky calendar to find out when is best!
Calendar