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trusted websites

Not sure where to look online? We've done the work for you. This curated collection of free, reliable websites brings together everything from astronomy education resources and interactive tools to videos you can bring directly into your classroom. Every site has been carefully vetted by our team for accuracy and reliability, and you'll find a solid selection of Canadian content throughout.

astronomy sites

OFFICE OF ASTRONOMY FOR EDUCATION
OAE

OAE is an initiative of the International Astronomical Union dedicated to supporting astronomy education at the primary and secondary level worldwide. Through teacher training, annual workshops, and a global network of national education teams, they offer a wealth of resources for educators looking to bring astronomy into their classrooms.

PERIMETER INSTUTE
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The Perimeter Institute offers free teacher resources covering a range of physics and science topics, including excellent astronomy guides with lesson plans, hands-on activities, and modifiable worksheets. Resources are available for grades 5 through 12.

ROYAL ASTRONOMICAL SOCIETY
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Star Finder is a new educational program from Saint Mary's University that will enable teachers across Nova Scotia to deliver an astronomy-focused curriculum to their students

STAR FINDER PROGRAM
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Star Finder is a new educational program from Saint Mary's University that will enable teachers across Nova Scotia to deliver an astronomy-focused curriculum to their students

Astronomy tools

STELLARIUM
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A free, browser-based planetarium that brings the night sky into your classroom. Set the time, date, and location to explore stars, planets, and constellations in real time. Perfect for illustrating astronomical events or letting students navigate the sky on their own

DUNLAP INSTUTITE'S STAR FINDER
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The Dunlap Institute Star Finder makes it easy to learn your way around the sky, in either English or French. Find familiar constellations and discover new ones. Never noticed that stars have colours? The Star Finder will help you find the bluest and the reddest stars in the sky.

Astronomy videos

NORTH STAR DOCUMENTARY
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A wonderful five-episode series (approximately 15 minutes each) featuring our colleague Laurie Rousseau-Nepton. Includes a teacher's guide co-developed by our director which contains activities spanning science, ethics, Indigenous studies, and personal and professional development.

WEIGHT AND MASS
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Did you know that in everyday language we often use the word “weight,” but what we're really talking about is mass? Canadian Space Agency Data Scientist Roksana Sheikholmolouki explains these science concepts commonly misunderstood by students. 

ELEMENTS OF CHANGE
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A three-part video series exploring the connections between Earth's elements and the stars, covering atoms, molecules, isotopes, carbon formation, and the science behind climate change. Suitable for classroom use and beyond.

BIG ASTRONOMY
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Explore the world-class observatories nestled in northern Chile’s mountains and learn why Chile, with its beautiful mountain ranges and clear, cloudless skies create an ideal environment for studying the cosmos.

SHAPE OF TAURUS IN 3D
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This visualization reveals the stars of the Taurus constellation in three dimensions. Watch as the familiar pattern on the sky distorts into a whole new perspective. This is a great way to explain constellations.

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