How do we know the distance of the sun from the earth? Or that of the nearest galaxy to our own? This article introduces four methods that astronomers use to measure distances in space.

In the very hearts of galaxies, like our Milky Way, lurk giant black holes that sometimes evolve into monstrous powerhouses of light. How do we know that they exist? How are they born? How do they grow? Are they important in the ‘big picture’?

Have you tried to create your own trigonometric tables and thus join the likes of several mathematician astronomers of the past who created tables of trigonometric functions for their astronomical calculations?

Compared to the human lifespan, the Sun and other stars seem eternal. But stars also are born, and they die. If they did not, we would not be here to tell their story. Life on Earth was, in a very unique way, made possible by stars that died long ago. This article explores the fascinating story of stellar evolution.

The tiny planet Mercury will be seen passing across the Sun (transit) on 

Umbrella can be used to explore the interconnected concepts.

Rajkishore shares with us this video, written by Henry Reich and Zach Weinersmith and illustrated by Chris Jones, that with its beautiful illustrations will introduce your students to the world of astronomy. Stars, black holes, meteorites...your students are never too young to be fascinated by the skies above and all that they hold. 

The Stargazing Live Team has put together this activity pack to accompany the BBC Two programme Stargazing LIVE. You can use it to help you run a Stargazing LIVE event, or to explore astronomy further with your friends and family. The activities in this pack are suitable for a range of ages and abilities. Please do feel free to photocopy the activities, so you can use them with groups. You can also download further copies of the pack, accompanying curriculum links, and other free resources at Please ensure that you think about safety and the supervision of children when carrying out these activities and – most of all – have fun!

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