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15 April

RASCTO Speaker's and Social Night: To The Moon - With Robots and Humans

Join us as Dr.Gordon "Oz" Osinski explore the Artemis Missions and the journey of returning to the Moon!
27 June

DDO Astronomy Speaker's Night - June 2026 - What (out of) the World are Fast Radio Bursts?

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

DDO How to Use Your Telescope - June 2026

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!
22 June

DDO Bring Your Own Binoculars Stargazing Night - June 2026

Bring your own binoculars for a free, guided tour of the night sky.
5 June

DDO Astronomy Family Night - June 2026 - All Aboard the Mars Express!

Families will see a presentation on a variety of exciting astronomy topics, followed by age-appropriate celestial activities.
31 May

DDO: Sunday Sungazing - May 2026

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

DDO Astronomy Family Night - May 15, 2026 - New Moon Super Moon

Families will see a presentation on a variety of exciting astronomy topics, followed by age-appropriate celestial activities.
1 May

DDO Astronomy Family Night - May 1, 2026 - The Flower Moon

Families will see a presentation on a variety of exciting astronomy topics, followed by age-appropriate celestial activities.
26 April

DDO: Sunday Sungazing - April 2026

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

DDO Astronomy Family Night - April 2026 - Da Vinci Glow

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!