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28 March

EAR 2025 - Learning Science: One Misconception at a Time

Explore how people learn science and how astronomers make discoveries with Pierre Chastenay as he shares engaging methods for teaching astronomy.
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!
31 March

City Star Party: Bayview Village Park - April 2025

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.
2 April

Recreational Astronomy Night - April 2, 2025

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.
4 April

Millennium Square Public Star Party - April 4 or 5, 2025

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

Millennium Square Public Star Party - May 2 or 3, 2025

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

City Star Party: Bayview Village Park - May 2025

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.
7 May

Recreational Astronomy Night - May 7, 2025

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.
30 May

Millennium Square Public Star Party - May 30 or 31, 2025

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

City Star Party: Bayview Village Park - June 2025

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.