David Dunlap Observatory

P.O. Box 360
Richmond Hill, Ontario L4C 4Y6
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Located in Richmond Hill, Ontario, the DDO is the site of the largest optical telescope in Canada. The Observatory is a research centre of the Department of Astronomy and Astrophysics in the Faculty of Arts and Science at the University of Toronto and also carries out active public education and teaching programmes. On the left side of your browser... more

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