02. Sun: heat, heat, heat!

Did you know?

  • <p>One million Earths could fit inside the sun. The temperature inside the Sun can reach 15 million degrees C.</p>
  • <p>Did you know that NASA is growing Zinnia's in space? #SpaceFlower. Zinnias are a pretty flowering plant and these were grown in special 'plant pillows'. Astronauts will need to learn how to do 'autonomous gardening' and the zinnias were also an important experiment for how plants grow in microgravity.</p>

Zinnias in Space

  • #SpaceFlower: orange zinnia is first flower grown on ISS

Space joke.

Q: Why did the cow go to outer space?
A: To visit the milky way.

What it takes to become an astronaut

  • What It Takes To Become An Astronaut