1. Our Solar System By Allison Lewis  The Solar System has four inner planets. The four inner planets are Mercury, Venus, Earth, and Mars.  The Solar System also has four outer planets. They are Jupiter, Saturn, Uranus, and Neptune.

2. Our Sun  The Sun is the largest object in the Solar System.  The Sun is an “ordinary” star.  The sun is personified in many mythologies.  The sun can change different colors to how hot or cold it is.

3. Mercury  Mercury is the closest planet to the sun.  It circles faster than all the other planets.  Mercury is smaller in diameter than the moons Ganymede and Titan.

4. Venus  Venus is the second planet closest to the sun and is the sixth largest.  Venus’ orbits is the most circular of that of any planet.  Venus is named after female fingers.

5. Earth  Earth is the planet we live on.  Earth is surrounded by water and land.  Earth is the third planet from the sun and the fifth largest.  The Earth is smoother than a bowling ball.

6. Mars MM ars is the fourth planet from the sun. TT he color of Mars is a rust color. MM ars is the last inner planet.

7. The Asteroid Belt AA steroids are small bodies of the Solar System. TT he Asteroids also orbit around the sun. TT he Asteroid Belt orbits between Mars and Jupiter while going around the Sun.

8. Jupiter  Jupiter is the fifth planet from the sun.  Also it is by farthest the largest planet.  Jupiter is more than twice as massive as all the other planets combined.

9. Saturn  Saturn is the sixth planet from the sun.  It is the second largest.  Saturn is the god of agriculture.

10. Uranus  Uranus is the seventh planet from the sun.  It is the third largest planet.  Uranus is larger in diameter but smaller in mass than Neptune.

11. Neptune  Neptune is the eighth planet from the sun and the fourth largest.  It is smaller in diameter but larger in mass.  In Roman mythology, Neptune was the god of the sea.

12. The Dwarf Planet Pluto  Pluto is much smaller than the official planets.  It is smaller than seven other Solar System’s moons.  The Dwarf Planet Pluto’s diameter is 2,306 Kilimeters.

13. Galaxy  Galaxies are sprawling space systems composed of dust, gas, and countless stars.  The number of galaxies can’t be counted.

14. Comet  Comet is a icy body.  Comets include dust, ice, and carbon dioxide.  Comets orbit the sun.

15. Universe  The Universe is being constantly created and being destroyed.  The Universe spans diameter of over 150 billion.

16. Other Dwarf Planets TT here are 5 Dwarf Planets in our Solar System. TT he names of the 5 Dwarf Planets are Ceres, Pluto, Haumea, Makemake, and Eris.

17. Telescope AA telescope is used to see objects far away. TT here are a wide range of telescopes that work in different ways. TT hey were first being used at the start of the 17 th century.

18. Constellations AA constellation is a group of stars that form a pattern. TT here are different constellations like Lepus the hare.

19. Other Stars  Stars are giant spheres of plasma.  There is many kinds of different stars. There is big stars and little stars, pink stars and blue stars.