Join us at the DDO as Dr. Mary-Helen Armour speaks about various impact structures in Ontario.

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.

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

Join the David Dunlap Observatory Astronomers for an interactive session where participants will see live and pre-recorded telescope views of the solar surface, learn about our nearest star, and practice safe solar observing by making their own pinhole projector.

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.

Join us to learn about the surprising features of the gas giants, Jupiter and Saturn, and ice giants, Uranus and Neptune.

Join us as Rajveer Seehra, an Astrophysics student at University of Manitoba, delves into the world of galaxy formation and evolution, focusing sharply on the structures that define these grand celestial objects.

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

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

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.