Watch the recorded video: https://youtu.be/F6zOr_QI5BY

Explore the universe with members of the Royal Astronomical Society of Canada. Telescopes will be set up to provide stellar views of the Moon, the planets and more. Astronomy Nights fill up fast, be sure to register to save your place for space! Important Information

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!

Celebrate humanity’s return to the Moon and International Astronomy Day with the RASC!

Join us and our sponsor, Durham Skies, for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square. Observe the Moon, stars, and a rare chance to see Mercury (before 8:30pm) through our telescopes! Check out astronomy literature at our information booth, and ask us questions to learn more about the stars and planets. You can bring your own telescope and we'd be happy to help you set it up and aim it at the Moon.

Join us for the May AstroTour! Fergus Horrobin will be talking about how stars and planetary systems around them form.

Watch the recorded video: https://youtu.be/CqOzVPvSc7k

A few seats still available

A few seats still available

We'll review the cultures that have seen a lion in the stars of Leo, highlight the astrophysics and naming of its major stars, point out other interesting variable stars, double stars, and one referenced in Star Trek!

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! This program provides an illustrated one-hour presentation and discussion about what exciting celestial events to look for each season. The events and phenomena will be explained using simple language, with recommendations about how best to observe and photograph them.