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21 March

DDO March Break 2026 - Sun Fun!

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.
18 March

DDO March Break 2026 - Out of This World: The Solar System

The Solar System with all its planets, moons, and asteroids are all around us -- even in your own home!
14 March

DDO March Break 2026 - Space Action: Craters and Comets!

This March Break, join the David Dunlap Observatory to explore some of the dynamic action of space through comets, craters, and more!
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!
9 August

DDO Ask an Astronomer - August 2025

Ask a DDO Astronomer your astronomy questions!
5 August

DDO Bring Your Own Binoculars Stargazing Night - August 2025 (GO for Tuesday)

Bring your own binoculars for a free, guided tour of the night sky.
10 July

DDO Bring Your Own Binoculars Stargazing Night - July 2025 (GO for Thursday)

Bring your own binoculars for a free, guided tour of the night sky.
2 June

DDO Bring Your Own Binoculars Stargazing Night - June 2025 (GO for Monday)

Bring your own binoculars for a free, guided tour of the night sky.
15 March

March Break 2025 - DDO Sun Fun!

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.
12 March

March Break 2025 - DDO Out of this World: The Solar System

The Solar System with all its planets, moons, and asteroids are all around us -- even in your own home!