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Blue Peter Book Club: The Cosmic Diary of a Future Space Explorer

Part of EnglishBlue Peter Book Club

The Cosmic Diary of a Future Space Explorer

The Cosmic Diary of a Future Space Explorer: The Next Step for Humankind, written by Tim Peake and Steve Cole and illustrated by Max Rambaldi, is the third title in the 2026 Blue Peter Book Club.

Watch the animation below to discover more about the book.

Real-life astronaut Tim Peake is here to tell you what it’s like to blast off into space – and everywhere we might travel in the future!

Could we build a colony on Mars? Will we ever land on Venus? Can we play football on the Moon?

So pull on your spacesuit and join Tim (and a host of expert STEM characters) in this journey through space, time and the diary of one truly incredible space adventure.

With help from some robot adventurers, you’ll discover space missions of the past and present - and explore where we might travel in the future…

You can get a sneak peek of the book over on Blue Peter.

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What is non-fiction writing?

A robot waving, with a robot cat

The Cosmic Diary of a Future Space Explorer keeps you intrigued by blending together non-fiction writing and imaginative ideas as you travel to new planets.

This book is a great example of a non-fiction text; however, parts of it sometimes feel like a story, especially because of characters such as ‘HALLEY’ and ‘CAT’.

Non-fiction writing is factual, whereas fiction is imaginative and made up.

You know that The Cosmic Diary of a Future Space Explorer is non-fiction because it uses facts to help you imagine how our lives in space could be in the future.

A robot waving, with a robot cat
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Tim Peake in a space station

How do you switch between different forms of writing?

Did you notice how the book switches between different forms of writing?

There are fact-files at the start of each mission, diary entries written by HALLEY, comic-style frames, speech bubbles, timelines, mission briefings, and even a quiz.

The authors have switched between writing styles to present the facts in a fun, exciting and creative way.

We’re sure you’d agree that this is much better than presenting information as a long, boring list of facts!

Switching between different forms of writing like this keeps you, the reader, more engaged in the book. It encourages you to keep reading and to think about how we could live in space one day.

Tim Peake in a space station
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What is the difference between fact and opinion?

Unlike many non-fiction books, The Cosmic Diary of a Future Space Explorer includes both facts and opinions.

Facts are things that are definitely true. Non-fiction books like this one are full of facts. For example,

“There are over a million asteroids in the asteroid belt.” (page 138)

On the other hand, opinions are how a person or character feels. People can have different opinions about the same thing.

HALLEY shares opinions throughout the book. For example:

“I feel a bit sorry for the astronauts stuck on the VSS for at least 19 months at a time.” (page 94)

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Example 1

Take a look at this fact file about Jupiter.

Fact file: Jupiter. Length of day: 9 hours and 55 minutes, Length of year: 11.8 Earth years, Distance from the Sun: 778 million kilometres.

How does this fact file tell you that this book is a non-fiction text?

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Example 2

Take a look at this slideshow that shows some different forms of writing from the book.

Image gallerySkip image gallerySlide 1 of 3, , Timeline of space exploration

Why have these different writing forms been used by the author?

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Example 3

Finally, take a look at this extract.

The asteroid belt is made up of over a million lumps of ancient space rubble larger than a kilometre across and millions more that are smaller. These rocks are left over from the creation of our solar system. Some of the asteroids have tiny moons! And some asteroids orbit each other as they spin through space in twos and threes. (page 139)

Can you decide if Tim is sharing facts or opinions?

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Blue Peter Book Club

Watch as Abby and the Book Clubbers talk about their favourite parts of The Cosmic Diary of a Future Space Explorer with a very special guest!

  • If you've read the book, can you write about what you enjoyed the most? Think about the story, the facts and opinions.

  • Imagine a new planet has been discovered, can you write a mission briefing fact file?

Both of these will help you earn your Blue Peter Book Club badge, which you can read about here.

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Quiz

Now put what you've learnt to the test with this quiz.

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