Armagh Observatory and Planetarium is located within 14 acres of landscaped grounds known as the Armagh Astropark. The venue hosts regular public planetarium shows and “Star Tracker” evenings which include stargazing using observatory telescopes.
Weather forecast
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01/09/26
18° 90% -
01/09/26
16° 91% -
01/09/26
15° 54% -
02/09/26
14° 64%
Weather forecast for Cookstown (20.5 miles away) updated 01/09/26 at 12:01. Powered by Met Office data.
Local light pollution
Armagh Observatory and Planetarium 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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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.
Tue 1st Sep
Wed 2nd Sep
Thu 3rd Sep
Fri 4th Sep
Sat 5th Sep
Sun 6th Sep
Mon 7th Sep
Find more dates
If you are planning to visit this location check our dark sky calendar to find out when is best!
CalendarForthcoming events
Below is a list of events at Armagh Observatory and Planetarium. View these events on our calendar, add them to your calendar or Google Calendar.
Stay and gaze nearby
Stay at one of these stargazing-friendly accommodation providers.