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Welcome

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.

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, 2015-06-11 Vancouver Monthly Meeting
Thu, 2015-06-11 Kingston Regular Meeting
Fri, 2015-06-12 Sunshine Coast Regular Meeting
Fri, 2015-06-12 Winnipeg Monthly Meeting
Sat, 2015-06-13 Toronto Dunlap Observatory 80th Anniversary
Tue, 2015-06-16 Windsor Regular Meeting
Wed, 2015-06-17 St. John's General Meeting
Fri, 2015-06-19 London Monthly Meeting
Fri, 2015-06-19 Mississauga Regular Meeting
Wed, 2015-06-24 Okanagan Vernon Meeting

This Day in Astronomical History

This Day in Astronomical History

1920:

Curtis-Shapley debate. [2]

Today

Today is Sun 26 Apr 2015, JD 2,457,139 (day 116 of 365 this year).