Information found on this page has been archived and is for reference, research or recordkeeping purposes. Please visit NRC's new site for the most recent information.
Information identified as archived on the Web is for reference, research or recordkeeping purposes. It has not been altered or updated after the date of archiving. Web pages that are archived on the Web are not subject to the Government of Canada Web Standards. As per the Communications Policy of the Government of Canada, you can request alternate formats by contacting us.
When you look up at the sky, what do you see? What lies beyond our planet Earth? Explore the universe, the solar system, the stars above, and learn more about astronomy.
How old is the universe? Where did it come from? Was there really a "Big Bang"? [More]
What is a constellation? It is an area in the sky where people have looked up and seen a picture, almost like playing "connect the dots". Explore the sky to find some of the most common constellations and learn about their history. [More]
Have you ever observed the steady light of a planet in the night sky? Besides our Earth, eight other planets in our solar system revolve around our Sun. Explore the planets and other interesting facts about our Solar System. [More]
Next time you find yourself outside on a clear night, check out the sky. Will it look the same all night long or 6 months from now? Why does our night sky appear to change? Learn more about motions in the sky. [More]
So much of what we know about space was known long before man ever left the planet Earth. Even centuries ago we were using tools to look at the skies and learn more about the mysteries of the heavens. What are these tools and how do they work? [More]
Have you ever seen the sky glowing red or green at night, dancing with light? Would it surprise you to know that this night-time phenomenon is actually caused by the Sun? How is this possible? Learn more about this unique solar phenomena. [More]
Radio astronomy involves using the biggest possible antennas to collect the weak cosmic signals, connected to the most sensitive radio receivers available in order to detect them. The challenging nature of radio astronomy drives a continuous push for the development of new technologies, which often find other applications such as satellite communications and medical imaging. [More]