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If you have any questions, or have compliments or complaints about any RASC, Toronto Centre event, please let us know. The easiest way for you to get in touch with us is by sending us a message below. Other options are:

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Upcoming & Recent Events

17 September

RASCTO Speaker's Night: Supernova Forensic Files [Online Only]

Join us with Dr. Jennifer Andrews, Associate Astronomer at NOIRLab/Gemini-N, as we explore massive stars, stars at least 8-10 times larger than our Sun, end their lives in some of the brightest explosions in the Universe.
20 September

City Star Party: Long Branch Park: Fall Equinox

We are piloting a new City Star Party at Long Branch Park to catch universe from within the city limits. If you don't have a telescope then you will find many astronomers who would love to share a view.
20 September

DDO Spectacular Saturn - The Ringed Planet at Opposition 2025

Join us for the wonders of astronomy through a presentation on the ring planet Saturn, followed by an age-appropriate celestial activities and a demonstration of the 74” telescope.

FEATURED NEWS

CAO Mini Work party Report for July 2025

21 July 2025

On Saturday July 12, 20925, several RASC Toronto Centre volunteers attended our observatory property at the CAO to affect some needed maintenance.

CAO Work Party Report for May 2025

26 May 2025

On the weekend of May 2-5, 2025, about 24 Toronto Centre member volunteers participated in the annual Spring Work Party at our E.C. Carr Astronomical Observatory (CAO) on Blue Mountain.

Information for the 2024 Annual Meeting

30 October 2024

This page contains information regarding the upcoming member's only Annual Meeting of the RASC Toronto Centre.

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.

 

22 May

City Star Party - May 2023

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.
26 May

Millennium Square Public Stargazing 2023 - May

Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square. Observe the Moon, stars, and an excellent chance to observe brilliant Venus through our telescopes!
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