1. Solar System Third grade

3. Sun The sun keeps the solar system together. The sun is the largest object in our solar system. The sun is the biggest star in our solar system.

5. Mercury Mercury is the closest planet to the sun Mercury is a beautiful planet When Mercury faces the sun it can reach 800 degrees Fahrenheit At night it can drop to about -270 degrees Fahrenheit

7. Venus Venus has 0 moons. Venus is smaller than earth. Venus is the second planet from the sun.

9. Earth The middle layer is called the mantle The outside layer of the Earth is called the crust The mantle is hot and partly melted

10. Mars By Jorge

11. Mars The distance of the sun to Mars is one hundred forty-one million miles. The length of a day on Mars is 24 earth hours. The diameter of Mars is 4,200 miles.

13. Jupiter Jupiter is very large. Jupiter has 63 moons. Jupiter has rings made of rocks and dust.

15. Saturn People can’t breathe on Saturn. Saturn does not have oxygen. People like looking at Saturn. It is beautiful. It has one hundred rings around it. You can see Saturn without a telescope.

16. Uranus By Quest

17. Uranus Closest moon is Miranda Uranus -84 earth years to orbit Uranus blue planet Uranus seventh planet from Sun Uranus outer planet Uranus father of Saturn

18. Neptune By John

19. Neptune 300,000,000 miles away from the sun On the planet Neptune the wind blows about 1,500 miles an hour. Neptune’s orbit is so long that it has not even orbited the sun once since NASA found it in 1846.

21. Pluto And Dwarf Planets When Pluto travels around the sun, it goes in a long narrow path or orbit, it crosses into Neptune’s orbit. In January 2006, a spacecraft named New Horizons blasted off for Pluto. Pluto’s moons name is Charon. There are 44 dwarf planets in the solar system. The four largest dwarf planets are Eris, Pluto, Makemake and Ceres. Scientists have sent space probes to these planets.

23. Asteroids Asteroids orbit the sun Most Asteroids are about 2,000,000 miles from Earth It takes 4 or 5 years to orbit the sun

25. Meteor A meteor can be as small as a pebble or as big as a boulder. A meteor was found in Antarctica. A meteor is made out of rock or iron.

27. Comets Comet Halley was first seen in 1758 Comets are like huge snowballs Comets leave trails of gas and dust