Learn all about NASA’s Artemis II mission from Canadian Space Agency (CSA) astronaut Jeremy Hansen at the Ontario Science Centre!

Visit a unique historical site in Richmond Hill and experience an engaging presentation led by experts and researchers in astronomy, covering a variety of exciting astronomy topics. After the presentation, participants will tour the observatory and see a demonstration of the 74” telescope pointed to an interesting celestial object for the visitors to view (weather-dependent). Please wear / bring appropriate supplies for being outside. A registered adult must accompany all registered participants under the age of 16.

No-Go for Staurday due to clouds. We're sad to say that that concludes out 2023 season. We hope to see you next year in April!

Enter a Digital Portable Planetarium and take a journey through the universe led by a DDO astronomer!

Join us for the wonders of astronomy through a presentation on a variety of exciting astronomy topics, followed by an age-appropriate celestial activities and a demonstration of the 74” telescope.

Our monthly City Star Party is the place to catch universe from within the city limits at Bayview Village Park. If you don't have a telescope then you will find many astronomers who would love to share a view.

Join us as Margaret Campbell-Brown, Professor at University of Western Ontario, presents about asteroids, comets and the Earth!

Join the Astronomers at the Richmond Hill David Dunlap Observatory Astronomers and experience the annular eclipse. Learn about the sun and practice safe solar observing!

Enjoy safe views and learn about the partial Solar Eclispe at the Ontario Science Centre!

Enjoy safe views of the Sun every first Saturday of the month at the Ontario Science Centre!

Join us for our monthly recreational astronomy night meeting. This is where our members get to show their latest projects or give tutorials and tips on just about everything to do with astronomy.

Come to the DDO where Quinton Weyrich, the outreach coordinator for the Royal Astronomical Society of Canada at the David Dunlap Observatory, as well as a regular Astronomer in Residence at Killarney Provincial Park in Killarney, Ontario, is presenting about the light pollution affecting the night skies!