Join us for a world-wide live stream of events from here and from around the world hosted from the David Dunlap Observatory!

Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.

Check out the May AstroTour! May AstroTours features Ayush, a 5th year PhD candidate in the Department of Astronomy and Astrophysics at the University of Toronto and an NSERC Canada Graduate Scholar about fast radio bursts, followed by exciting astronomy demos and telescope tours!

Join us as Dr. Nadine Manset, Director of Science Operations at CFHT explores the Canada-France-Hawaii Telescope.

Experience a presentation led by astronomy experts and researchers and tour the observatory.

Families will be introduced to the wonders of astronomy through a presentation on a variety of exciting astronomy topics, followed by age-appropriate celestial activities!

Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.

Check out the April AstroTour! April AstroTours features UofT PhD Student Sam Berek's talk about the first stars, followed by exciting astronomy demos and telescope tours!

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.

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.

Safely observe the sun with us! During these family-friendly sessions, an RHDDO Astronomer will answer your questions about our closest star: the sun!

Explore how people learn science and how astronomers make discoveries with Pierre Chastenay as he shares engaging methods for teaching astronomy.