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Upcoming & Recent Events

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!
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.
15 April

Speaker and Social Nights at the RHDDO and Online

Speaker: To be announced Title: To be announced Abstract: To be announced Who can attend: See Locations Fee: No Charge Locations:

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.