Bring Your Own Binoculars and observe the sky from the David Dunlap Observatory!

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.

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.

Safely observe the sun with us! Join us at the DDO for these family-friendly sessions where a DDO Astronomer will answer your questions about our closest star: the sun!

Join us at the DDO for a visit of the dome and check out the Administration building for Doors Open Richmond Hill!

Join us at sunset to learn to use star charts and basic observing techniques, then use your binoculars to follow a guided tour through the night sky, and stay after the tour to practice your new skills.

Safely observe the sun with us, from the comfort of your home! During these family-friendly sessions, a DDO Astronomer will answer your questions about our closest star: the sun!

Join us from the comfort of your home as we discuss about what exciting celestial events to look for each season.

Safely observe the sun with us, from the comfort of your home! During these family-friendly sessions, a DDO Astronomer will answer your questions about our closest star: the sun!

Enter a Digital Portable Planetarium and take a journey through the universe led by a DDO astronomer. We’ll tour the night sky, travel through space, and see immersive full dome movies. The unscripted format will allow guests to experience a variety of topics. Ask our astronomer questions and see the answers in a planetarium setting. Please note that all guests will sit on a clean floor. A registered adult must accompany all registered participants under the age of 16.