Track the International Space Station over Calgary, Canada. See when the ISS will be visible in your night sky.
🛰️ Live ISS Position
See where the ISS is right now relative to Calgary.
👁️ Visibility Times
Best times to spot the ISS from Calgary.
🌍 3D Orbit View
Watch the ISS orbit path on our interactive 3D globe.
📍 Local Coordinates
Optimized for Calgary at 51.1°N, 114.0°W.
Seeing the ISS from Calgary
The International Space Station is visible to the naked eye from Calgary when conditions are right. It appears as a bright, fast-moving light crossing the sky, often brighter than any star.
Best Viewing Conditions
- Shortly after sunset or before sunrise (ISS needs to be sunlit while sky is dark)
- Clear skies with minimal light pollution
- Pass elevation above 30° for best visibility
- Passes lasting 2-5 minutes are ideal
How to Spot the ISS
The ISS travels at 28,000 km/h and completes an orbit every 90 minutes. When visible, it moves steadily across the sky without blinking (unlike aircraft). Use our tracker to see the current position and plan your viewing.
Frequently Asked Questions
When is the ISS visible from Calgary?
The ISS is typically visible from Calgary during dawn or dusk when the station is illuminated by the Sun but the sky is dark enough to see it.
How bright is the ISS?
The ISS can be as bright as Venus (magnitude -4), making it one of the brightest objects in the night sky.
How long does an ISS pass last?
A typical ISS pass lasts 2-5 minutes as it crosses from one horizon to the other.