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20 September

DDO Spectacular Saturn - The Ringed Planet at Opposition 2025

Join us for the wonders of astronomy through a presentation on the ring planet Saturn, followed by an age-appropriate celestial activities and a demonstration of the 74” telescope.
13 September

DDO Astronomy Family Night - September 2025 - Who Really Discovered Neptune?

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!
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!
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.
28 June

Millennium Square Public Star Party - Summer Solstice 2025 (GO for Saturday)

Join us on the evening of the Summer Solstice for free public stargazing along the north shore of Lake Ontario, at Millennium Square in Pickering.
13 September

Millennium Square Solar Observing - September 2025 (NO-GO for September 13)

Come join us along the Lake Ontario shoreline to safely observe exciting sunspot activity and solar prominences through our solar telescopes! The Sun has been very active lately, producing auroras over Canada and around the world.