
3
May
DDO Global Star Party for International Astronomy Day! 2025
Join us for a world-wide live stream of events from here and from around the world hosted from the David Dunlap Observatory!

29
June
DDO: Sunday Sungazing - June 2025
Safely observe the sun with us!
During these family-friendly sessions, a DDO Astronomer will answer your questions about our closest star: the sun!

14
June
DDO Astronomy Family Night - June 2025 - Constellations: Connecting the Dots
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!

7
June
DDO Astronomy Speaker's Night - Seeing Double (Stars) - June 2025
Experience a presentation led by astronomy experts and researchers and tour the observatory.

25
May
DDO: Sunday Sungazing - April 2025
Safely observe the sun with us!
During these family-friendly sessions, a DDO Astronomer will answer your questions about our closest star: the sun!

11
April
DDO Astronomy Speaker's Night - What's Inside a Rocky Planet? - April 2025
Experience a presentation led by astronomy experts and researchers and tour the observatory.

4
April
DDO Astronomy Family Night - April 2025 - Lyrids - April Showers
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!

3
April
[AstroTours] Live Fast, Die Young: The first stars and their lasting impact on our Universe
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!

3
May
DDO Global Star Party - International Astronomy Day!
Celebrate International Astronomy Day with a Global Star Party at the Richmond Hill David Dunlap Observatory.

16
April
RASCTO Speaker's Night: The Canada-France-Hawaii Telescope: a Journey through Space and Time [Online Only]
Join us as Dr. Nadine Manset, Director of Science Operations at CFHT explores the Canada-France-Hawaii Telescope.