Skip to main content
31 August

DDO: Sunday Sungazing - August 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!
30 August

Millennium Square Public Star Party - August 29 or 30, 2025 (GO for Saturday)

Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.
28 August

2025 Annual Algonquin Adventure stargazing night with Royal Astronomical of Society of Canada

Join members of the Royal Astronomical Society of Canada (Toronto Centre) on Aug 28, 29 and 30, beginning at 8:00pm for a night of stargazing, on the Mew Lake beach.
26 August

City Star Party: Bayview Village Park - August 2025 (GO for Tuesday)

Our monthly City Star Party is the place to catch universe from within the city limits at Bayview Village Park. If you don't have a telescope then you will find many astronomers who would love to share a view.
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!
16 August

Millennium Square Solar Observing - August 2025 (NO-GO for August 9)

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.
9 August

DDO Ask an Astronomer - August 2025

Ask a DDO Astronomer your astronomy questions!
7 August

[AstroTours] Unearthing Stellar Fossils of our Galactic History

Check out the August AstroTour! This AstroTour features Dr. Ronan Kerr's talk on star formation and what it can tell us about our galaxy, followed by exciting astronomy demos and telescope tours!
6 August

Recreational Astronomy Night - August 6, 2025 - ONLINE ONLY due to National Bank Tennis Open at York University

Join us for our monthly recreational astronomy night meeting. This is where our members get to show their latest projects or give tutorials and tips on just about everything to do with astronomy.
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.
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!
1 August

Millennium Square Public Star Party - August 1 or 2, 2025 (GO for Friday)

Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.