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!

Date RASC Centre Event
Fri, 2015-04-24 Mississauga Regular Meeting
Sat, 2015-04-25 Kitchener-Waterloo Public Observing Session
Wed, 2015-04-29 Okanagan Vernon Meeting
Fri, 2015-05-01 Ottawa Regular Meeting
Tue, 2015-05-05 Okanagan Kelowna Meeting
Thu, 2015-05-07 Okanagan Penticton Meeting
Thu, 2015-05-07 Sarnia Monthly Meeting
Fri, 2015-05-08 Sunshine Coast Regular Meeting
Fri, 2015-05-08 Winnipeg Monthly Meeting
Fri, 2015-05-08 Mississauga Regular Meeting

This Day in Astronomical History

This Day in Astronomical History


Méchain discovers M101.

Personal Astronomy Blogs

RASC Astronomy Blog

Urban observing with the Observer's Handbook DChapman 2 years 19 weeks ago
Pocket Sky Atlas Challenges for December JPKulczycki 2 years 20 weeks ago
David Dunlap's 150th Birthday EBriggs 2 years 23 weeks ago
Halloween Thoughts WMacDonald 2 years 25 weeks ago
Solar Eclipses and Totality WMacDonald 2 years 35 weeks ago


Today is Fri 27 Mar 2015, JD 2,457,109 (day 86 of 365 this year).