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29 March

DDO: Sunday Sungazing - March 2026

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

DDO: Sunday Sungazing - February 2026 [Online Only]

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

DDO Astronomy Speaker's Night - February 2026 - Doubles for Couples

Experience a presentation led by astronomy experts and researchers and tour the observatory.
25 January

DDO: Sunday Sungazing - January 2026 [Online Only]

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

DDO How to Use Your Telescope

Do you have a telescope, but don’t know how to use it? Come to the Richmond Hill David Dunlap Observatory can help! Bring your telescope to this workshop to have it assessed and to receive one-on-one instruction on its use outdoors!
3 June

Recreational Astronomy Night - June 3, 2026

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.
6 May

Recreational Astronomy Night - May 6, 2026

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.
1 April

Recreational Astronomy Night - April 1, 2026

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.
4 March

Recreational Astronomy Night - March 4, 2026

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.
4 February

Recreational Astronomy Night - February 4, 2026

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.