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16 August

DDO Astronomy Family Night - August 2025 - Perseids: Warm Nights, Shooting Stars

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!
2 August

DDO Astronomy Family Night - August 2025 - Happy Birthday, Helen Sawyer Hogg!

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!
27 July

DDO: Sunday Sungazing - July 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!
26 July

DDO Astronomy Family Night - July 2025 - Perseids - Warm Nights, Shooting Stars

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!
12 July

DDO Astronomy Family Night - July 2025 - Comet Collision Course - When Shoemaker-Levy 9 Hit Jupiter

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!
5 August

DDO Bring Your Own Binoculars Stargazing Night - August 2025 (GO for Tuesday)

Bring your own binoculars for a free, guided tour of the night sky.
10 July

DDO Bring Your Own Binoculars Stargazing Night - July 2025 (GO for Thursday)

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

DDO Bring Your Own Binoculars Stargazing Night - June 2025 (GO for Monday)

Bring your own binoculars for a free, guided tour of the night sky.
31 May

David Dunlap Observatory 90th Anniversary Star Party (Please check the sky for clouds)

Free,self-guided tours of the DDO resume 1-5 PM on May 31st, the 90th anniversary of the RHDDO!
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!