Skip to main content


Founded in 1868, The Royal Astronomical Society of Canada is Canada's leading astronomy organization bringing together over 4,800 enthusiastic amateur astronomers, educators, and professionals.

RASC eNews

Upcoming Local Events

RASC centres across Canada host meetings and observing sessions, open to everyone. Come on out and enjoy an event near you.

Datesort icon RASC Centre Event
Thu, 2015-06-04 Sarnia Monthly Meeting
Fri, 2015-06-05 Mississauga Regular Meeting
Fri, 2015-06-05 Ottawa Regular Meeting
Fri, 2015-06-05 Ottawa Public Observing Session
Mon, 2015-06-08 Edmonton Regular Meeting
Tue, 2015-06-09 Thunder Bay Regular Meeting
Wed, 2015-06-10 Victoria Monthly Meeting
Thu, 2015-06-11 Vancouver Monthly Meeting
Thu, 2015-06-11 Kingston Regular Meeting
Fri, 2015-06-12 Sunshine Coast Regular Meeting

This Day in Astronomical History

This Day in Astronomical History


Total solar eclipse (relativity theory tested!).

Personal Astronomy Blogs

RASC Astronomy Blog

Urban Observing Report—the Go To Experience DChapman 3 weeks 5 days ago
March 11, 2015. Fantastic Night Observing Moonlighter 11 weeks 1 day ago
Comet Lovejoy, Feb 18th Moonlighter 14 weeks 1 day ago
An Astronomical Anecdote WMacDonald 16 weeks 1 day ago
Back to Astronomy After a 28 Year Absence Moonlighter 17 weeks 5 days ago


Today is Fri 29 May 2015, JD 2,457,172 (day 149 of 365 this year).