A unique and magical visitor attraction under the Dark Skies of County Durham.
A unique and magical visitor attraction under the Dark Skies of County Durham.
Where endless enthusiasm transports you to the stars, where planets spin, gas clouds glow and where galaxies light up the universe.
Our purpose built observatory, based within the beautiful County Durham countryside, offers you the opportunity to gaze into the vastness and beauty of the universe. Astronomy is a humbling experience, so let us guide you to understand the wonders of planets stars galaxies and beyond.
Grassholme observatory is your one stop destination to the rest of the universe. Using high tech instruments and computers from our wonderful observatory and classroom, Gary and his team will take you on a journey that is simultaneously inspirational educational and accessible for all.
Welcoming you to your universe!
It may be that because of cloud cover you are not able to view the moon or stars through a telescope, should this be the case then your host on the event will advise you and you will be sent a discount code via email which will allow you a 20% discount on a future booking taken within 2 months of the event.
Here are some links to contact us with your queries.
Take the B6277 from Barnard Castle towards Mickleton. Turn off at the western end of the village, signposted Grassholme Reservoir. The main car park is roughly a mile up the road on the right.
Find us using sat nav:
DL12 0PW
Grassholme is firmly established as one of the top any method fisheries in the country, with four miles of bank space and many inlets and bays offering a variety of fishing.
There are lots of friendly and inviting options near Grassholme to enjoy a few days away, from hotels and local pubs to B&B’s and self-catering cottages.
Our circular walk is a fantastic way to see all the reservoir and surrounding views, as well as keeping fit and healthy.
Teesdale Sailing Club offers sailing, windsurfing and open water swimming for those who really love to get close to the water.
Over the last 18 months, a dedicated team at Northumbrian Water has worked closely with our Observatory astronomer, to develop …
Find out More 
