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14 May

Speaker's Night: An Astrophysical Mystery: Galaxy Quenching at High Redshifts [OnlIne]

Join us as Ms Maheen Hemani, York University Undergraduate, explores red-shifts of Galaxies!
5 April

The Sky This Month - April 2023

Arnold Brody takes his turn at showing us the celestial highlights for the month of April and doesn't miss a chance to remind us about the Millennium Square Public Stargazing Event on April 28 that he is organizing. Arnold is a member of the Royal Astronomical Society of Canada - Toronto Centre and gave his presentation to the Recreational Astronomy Night Hybrid meeting held April 5, 2023 at the Ontario Science Centre.
2 May

[AstroTours] And then there was (more) light: The violent births of stars

Check out the May AstroTour! May AstroTours features Shivan Khullar's talk on how stars form, followed by exciting astronomy demos and telescope tours!
6 May

UofT Lecture: A Human Expedition to Mars [In-Person and Online]

Human exploration of the red planet has been seriously discussed since the 1940s, but no mission concept has gone beyond the planning stage. Why? Join Maria Zuber — the first woman to lead a science department at the Massachusetts Institute of Technology and the first to lead a NASA planetary mission — as she explores the possibility of a human expedition to Mars.
21 May

DDO Bring Your Own Binoculars Stargazing Night - May 2024

Bring your own binoculars for a free, guided tour of the night sky.
11 May

Doors Open Richmond Hill 2024 at the DDO

Join Heritage Services for a tour of our historic observatory and administration buildings.
20 April

OSC Star Party - April 20, 2024 (No-Go due to high wind)

Join RASC at the Ontario Science Centre for a night under the stars!
11 October

Millennium Square Public Star Party - October 2024

Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.
6 September

Millennium Square Public Star Party - September 2024

Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.
9 August

Millennium Square Public Star Party - August 2024

Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.