Welcome to the new Sirius Observatories website
Who are we?
Sirius Observatories has been among the best observatory manufacturers for over three decades for both amateur and professional astronomers. We pride ourselves on offering superior quality observatories with reliable service.
From the US to the UK, Romania to Russia, Brazil to Bulgaria and even Tibet to Taiwan, you can travel the four corners of the world and find nearly 900 Sirius Observatories taking pride of place in remote country towns, beside backyard pools, hotels, naval yards, universities, on the top of mountains, palaces and even NASA.
Apart from our superior quality, a few reasons why customers choose Sirius Observatories and make them so popular are:
Superior Fibreglass Construction
Designed using yacht-building technology
PlanFactory Finished and Assembledning
Our observatories are pre-assembled and made fully functional at our plant before shipping to ensure optimum integrity.
Durable Portability: Dismantle and Reassemble
Unbolt all of the numbered parts and rebuild them at your new location.
Weather Defiant
Every join on the dome and wall panels is weatherproof.
Gelcoat Finish
We only use the best marine-grade gel coat.
Sirius Observatories Technical Specifications
2.3m Sirius Observatory Home model
Total Height. 2.83m/9'3"Wall Height. 1.5m/4'11"Diameter. 2.3m/7'6"Door size. 1.15m H x 1.0m W / 45"H x 39"WAperture Width. 0.6m / 24"Open Past Zenith. 250mm / 10"
3.5m Sirius Observatory School model
Total Height. 3.25m / 10'7"Wall Height. 1.5m / 4'11"Diameter. 3.5m / 11'6"Door Size. 1.15m H x 1.0m W / 45"H x 39"WAperture Width. 1.0m / 39"Open Past Zenith. 400mm / 16"
5.0m Sirius College model
Total Height. 4.45m / 14'7"Wall Height. 1.8m / 5'11"Diameter. 5.0m / 16'4"Door Size. 1.37m H x 1.02m W / 54"H x 40"WAperture Width. 1.5m / 4'11"Open Past Zenith. 500mm / 20"