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

1
March
DDO Astronomy Speaker's Night -Seeing Double (Stars) - March 2025
Experience a presentation led by astronomy experts and researchers and tour the observatory.

30
March
DDO: Sunday Sungazing - March 2025 [Virtual]
Safely observe the sun with us!
During these family-friendly sessions, an RHDDO Astronomer will answer your questions about our closest star: the sun!