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

Do you have a telescope, but don’t know how to use it? Come to the Richmond Hill David Dunlap Observatory can help! Bring your telescope to this workshop to have it assessed and to receive one-on-one instruction on its use outdoors!

Join us for a family-friendly, multimedia talk hosted by TEDx speaker Tom Vassos!

Spoiler Alert! It's not Aliens!

Join us as Megan explore long-standing fascination with the planet Venus and how early speculation of an Earth-like world gave way to a very different picture.

Join us as Nathalie Nguyen-Quoc Ouellette explores the discoveries by the James Webb Space Telescope!

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

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

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