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Upcoming & Recent Events

15 April

RASCTO Speaker's and Social Night: To The Moon - With Robots and Humans

Join us as Dr.Gordon "Oz" Osinski explore the Artemis Missions and the journey of returning to the Moon!
20 April

City Star Party: Bayview Village Park - April 2026

Our monthly City Star Party is the place to catch universe from within the city limits at Bayview Village Park. If you don't have a telescope then you will find many astronomers who would love to share a view.
24 April

Millennium Square Public Star Party - April 24 or 25, 2026

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

FEATURED NEWS

Speaker and Social Nights Coming to the RHDDO

Starting April 15th, the Toronto Centre will be hosting a simulcast of our Speaker's Night at the historic David Dunlap Observatory in Richmond Hill follow

Winter Access at the CAO

The Carr Observatory is open this winter on a limited basis as follows:

Board Conducts Planning Meeting

The Toronto Centre Board and key volunteers spent the day on Saturday, January 10th talking up the Centre's future and identifying ways that we could improve our services to members and enhance our mandate.

Spectroheliographs Coming Soon!

The RASC Toronto Centre has invested in two Spectroheliographs for use in public outreach at both the CAO and DDO.

About us

Welcome to the Toronto Centre of the Royal Astronomical Society of Canada. We’re Canada’s largest astronomy club with more than 600 members in the GTA who share a love of astronomy and the wonders of the night sky

Learn More

The Sky Tonight

Toronto

 Astronomical forecasts for different locations in the GTA and a monthly, free star map.