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Online Activities

Online astronomy activities to entertain you during isolation!

Star Parties

A list of star parties held across Canada.

Find a Centre

RASC has 30 Centres across Canada.

Society

Mission, About Us, Centres, Donations, General Assembly, Sponsors.

Publications

Observer's Handbook, Calendar, Journal, newsletters, and more.

Observing

Certificates, projects, star parties, AstroSketchers, resources.

Programs

EPO, Light Pollution Abatement, History, Special Projects, Public Lectures

Social Media

Stay in touch with RASC.

History

The RASC has a rich history going back to 1868. Explore it here in our digital archives.

Volunteer

RASC offers its members many ways to get involved.

This Day in History

1782Goodricke discovers variability of Algol.242 years ago
1896Discovery of SS Cygni announced.128 years ago
1916Percival Lowell dies at 61. JRASC | JRASC | JRASC108 years ago
1981Second launch of space shuttle Columbia. STS-243 years ago