International Astronomy Day events are being held online across Canada this year, and you can attend them from anywhere.
May 05, 2021
What is a lunar eclipse? Why does the Moon turn red? Learn more about this celestial event, visible from western Canada, and how to photograph it.
Apr 13, 2021
How can you see this summer’s solar eclipse in Canada? What is an annular eclipse, anyway? SkyNews has the details here.
Apr 12, 2021
Features
This Week’s Sky: May 10 to 16, 2021
After a new Moon allows for some galaxy hunting, the waxing crescent will pass by each of our Solar System’s inner planets this week.
May 06, 2021
How to photograph a solar eclipse
Here are a few simple photography tips from eclipse chaser Don Hladiuk on keeping your eyes safe and capturing a great digital memory.
Apr 12, 2021
Planets at a glance: May 2021
Mercury is the planet to watch this month, as it wanes and treks away from the Sun, passing Venus and the Moon.
Apr 30, 2021
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The Latest
Tadpoles of IC 410 by Dan Kusz
Gathering a whopping 21.7 hours of data over the course of three nights, Dan Kusz captured Photo of the Week on February 5, 2021, with his image of IC 410.
May 06, 2021
Pacman Nebula by Kimberly Sibbald
With incredibly sharp contrast, Kimberly Sibbald won Photo of the Week on January 29, 2021, for her image of the Pacman Nebula.
May 06, 2021
California Nebula by Paul Owen
With a tribute to warmer weather, Paul Owen won the Photo of the Week title on January 22, 2021, with his image of the California Nebula.
Apr 29, 2021
Lion Nebula by Kimberly Sibbald
With a clear image of the Lion Nebula, or Sharpless 132, Kimberly Sibbald won Photo of the Week on January 15, 2021.
Apr 29, 2021
This Week’s Sky: May 3 to 9, 2021
Mercury starts to show itself after sunset this week — and don’t forget to look for Eta Aquariid meteors before dawn on Thursday.
Apr 29, 2021
Canadian astronomers urge action on satellite constellations
Sky News This Week: A new report by Canadian scientists warns that we need to work on preserving our skies for scientific and cultural reasons.
Apr 28, 2021
Explore the current issue
- 01. Jupiter revealed
- 02. Reaching out
- 03. Dispatches from Hawai‘i
- 04. Buying the best telescope
- 05. Stars under bright lights
Observing
How do I see the zodiacal light?
How to see the zodiacal light, interplanetary dust and debris that lights up when the Sun hits it at just the right angle.
Apr 12, 2021
Great spring galactic adventures
Trek through Leo and Boötes this spring to find a treasure trove of galaxies hidden in plain sight.
Apr 01, 2021
Planets at a glance: April 2021
While Jupiter draws farther away from Saturn, the Moon will pass the two April 6-7. Speedy Mercury will also pass by bright Venus on April 25.
Apr 01, 2021
March 2021: Planets at a glance
This month, the old crescent Moon passes south of the pre-dawn planets from March 9-11, and Mars moseys between the Hyades and Pleiades.
Mar 01, 2021
About the Royal Astronomical Society of Canada
The Royal Astronomical Society of Canada (RASC) began as the Toronto Astronomical Club on December 1, 1868. The eight men who gathered to share their interests were not professional astronomers, just working-class citizens with a passion for astronomy.
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