Week 4: Our place in the Universe

Introduction

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Figure 1 The Milky Way with the position of the Sun marked on it

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This is an image of the Milky Way.

Figure 1 The Milky Way with the position of the Sun marked on it

So far in the course, you have learned about Orion and the different types of stars and galaxies that make up our Universe.

In the final week, you will consider how planets and planetary systems formed and find out about our place in the Universe.

First up, you’ll find out what is meant by the ‘habitable zone’.