Skip to main content
11 November

Solar Observing at Ontario Science Centre - November 2023 (GO for November 11)

Enjoy safe views of the Sun every first Saturday of the month at the Ontario Science Centre!
4 November

Gigantic Jupiter - The Gas Giant at Opposition at the DDO

Join us at the Richmond Hill David Dunlap Observatory as, Jupiter, will make its closest approach to Earth in 59 years - an astronomical arrangement known as opposition.
1 November

Recreational Astronomy Night - Nov. 1, 2023

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.
28 October

To the Moon! With CSA Astronaut Jeremy Hansen

Learn all about NASA’s Artemis II mission from Canadian Space Agency (CSA) astronaut Jeremy Hansen at the Ontario Science Centre!
27 October

Astronomy Speaker's Night - The Universe Seen in the Eyes of a Fast Radio Burst

Visit a unique historical site in Richmond Hill and experience an engaging presentation led by experts and researchers in astronomy, covering a variety of exciting astronomy topics. After the presentation, participants will tour the observatory and see a demonstration of the 74” telescope pointed to an interesting celestial object for the visitors to view (weather-dependent). Please wear / bring appropriate supplies for being outside. A registered adult must accompany all registered participants under the age of 16.
21 October

Millennium Square Public Stargazing 2023 - October (NO-GO for Saturday)

No-Go for Staurday due to clouds. We're sad to say that that concludes out 2023 season. We hope to see you next year in April!
21 October

DDO Planetarium Day - October 2023

Enter a Digital Portable Planetarium and take a journey through the universe led by a DDO astronomer!
20 October

Astronomy Family Night - October 2023

Join us for the wonders of astronomy through a presentation on a variety of exciting astronomy topics, followed by an age-appropriate celestial activities and a demonstration of the 74” telescope.
19 October

City Star Party - October 2023 (NO-GO for Thursday)

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.
18 October

Speaker's Night: When worlds collide: asteroids, comets and the Earth

Join us as Margaret Campbell-Brown, Professor at University of Western Ontario, presents about asteroids, comets and the Earth!
14 October

Sun Fun: Annular Solar Eclipse!

Join the Astronomers at the Richmond Hill David Dunlap Observatory Astronomers and experience the annular eclipse. Learn about the sun and practice safe solar observing!
14 October

Solar Eclipse at Ontario Science Centre - October 14, 2023

Enjoy safe views and learn about the partial Solar Eclispe at the Ontario Science Centre!