📘 Orbit

What you’ll learn

1. The SunBy the end of this lesson you will know what the Sun is made of and how it creates the light and heat we feel. You will also understand why it is so important to everything that orbits it.You have finished learning about the Sun. You now know how it shines and why it matters to all of us.
2. EarthBy the end of this lesson you will be able to explain what makes Earth special including its water its tilt and its protective magnetic field.You have finished learning about Earth. You now know why our planet is just right for life.
3. MercuryBy the end of this lesson you will be able to describe Mercury's size temperature and shrinking surface.You have finished learning about Mercury. You now know what makes this little planet so extreme.
4. VenusBy the end of this lesson you will be able to explain why Venus is so hot and what its thick atmosphere is like.You have finished learning about Venus. You now know why this twin sized planet is so different from Earth.
5. MarsBy the end of this lesson you will be able to describe Mars its volcanoes its thin air and the signs that water once flowed there.You have finished learning about Mars. You now know why scientists are still exploring this red world.
6. JupiterBy the end of this lesson you will be able to explain what makes Jupiter the largest planet and how its gravity protects the inner worlds.You have finished learning about Jupiter. You now know why this giant planet is so important.
7. SaturnBy the end of this lesson you will be able to describe Saturn's rings and what makes its moons special.You have finished learning about Saturn. You now know why its rings and moons are so beautiful.
8. UranusBy the end of this lesson you will be able to explain Uranus's extreme tilt and why it looks blue green.You have finished learning about Uranus. You now know what makes this ice giant so unusual.
9. NeptuneBy the end of this lesson you will be able to describe how Neptune was discovered and what its winds are like.You have finished learning about Neptune. You now know what makes this farthest planet so stormy.
10. The MoonBy the end of this lesson you will be able to explain how the Moon affects Earth through tides and why we always see the same side.You have finished learning about the Moon. You now know why it is such a steady companion to Earth.
11. PlutoBy the end of this lesson you will be able to describe why Pluto is now called a dwarf planet and what its surface is like.You have finished learning about Pluto. You now know what makes this distant world so interesting.

Grounded in trusted sources

• NASA
• European Space Agency (ESA)
• Smithsonian National Air and Space Museum

Every Wunder lesson is built from real, reputable sources — never invented.

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