You'll never guess how many stars there are in the universe, who the first astronauts were, or why sunsets are blue on Mars! Discover the answers to these and all sorts of weird and wonderful facts about what lies beyond Planet Earth, as you take this exciting journey into outer space.

Chapters in this book include:
- The Sun is a star
- If aliens sent us a postcard...
- Numbering the stars
- How stars glow
- Not all astronauts were human...
- How rain falls on other planets
- There's a snowman in space
- Dirty snowballs with long tails
- Snowball fireworks
- A story of looking and learning
- When is a planet not a planet?
- Going up!
- It's oh so quiet up here...
- Everyday life in outer space
- How to use a space toilet
- From another star system far, far away...
- Don't take a spaceship to Jupiter
- The planets that are mushy on the inside
- Baby stars make baby planets...
- ...and baby stars eat baby planets
- Who did it first?
- What a mess!
- Swerve!
- How many people does it take to land on the Moon?
- Keeping space germ-free
- The universe awards
- The Sun's light is a wavy rainbow
- Sunsets on Mars
- There's a travel network in our solar system...
- Planet hunters
- Ocean worlds
- The secret behind a moon's wobble
- Robot space adventurers
- How to garden on the Moon
- Measuring the universe
- Light-distant chatting
- Moon trees
- Colds are even worse in space
- Set sail for the stars!
- Our galaxy is bubbly
- Telescope time machine
- When a star stops shining...
- When a star becomes a hole...
- Space words