Check out the January AstroTour! January AstroTour features James Lane on the The Milky Way galaxy followed by exciting astronomy demos and telescope tours!

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 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.

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.

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.

Check out the December AstroTour! December AstroTour features Nathan Carlson's talk on the Cosmic Web followed by exciting astronomy demos and telescope tours!

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

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

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