2. ►O►One rotation takes 59 years. ►O►One year takes 88 days. ►I►It is 57.9 million km. from the sun. ►I►It is 4900 km. across.

3. ™The planet closest to the sun. ™Unlike Earth and Venus Mercury is almost airless. ™It is a small planet but a heavy one for its size. ™A solid rocky surface or crust floats on its under laying layer.

4. ⅛ One rotation takes 243 days. ⅛ One year takes 224.7 days. ⅛ It is 12,100 km. big across. ⅛ 108.2 km. from the sun.

5.  Venus has no moon.  Second planet from the sun.  It is the brightest object at night.  It is the first star to appear in the western sky.

6. ↑It is 4900 km. from the sun. ↑It is 579 million km. from the sun. ↑One year takes 365.3 days. ↑One rotation takes 24 hours.

7. ₧Earth is the only planet to have oxygen and water. ₧Earth is the 3 rd planet from the sun. ₧Earth is the 5 th largest planet ₧Earth is the only planet to have life.

8. ⅞ Mars has 2 moons. ⅞ Mars is the red planet. ⅞ Mars is about half the size of Earth. ⅞ 4 Space Shuttles flew by Mars in 1965

9. ↔One rotation takes 24.5 hours. ↔One year takes 687 days. ↔It is 227.8 million km. from the sun. ↔It is 6800 km. across.

10. ⌂One of the great mysteries is the great red spot. ⌂Jupiter's surface is an ocean liquid of hydrogen that covers the entire planet. ⌂Jupiter is the largest planet. ⌂You can not land on it because it is made of gases.

11. †One rotation takes 9.8 hours. †One year takes 12 earth years. †It is 778 million km. from the sun. †It is 142800 km. across.

12. ▓It has 8 main rings. ▓It takes 2 years to get there. ▓The rings are made of ice. ▓There are only 2 planets that have rings Saturn and Neptune.

13. ∟One year takes 29.5 earth years. ∟One rotation takes 10.7 hours. ∟It is 1,427 km. across. ∟It is 120,660 million km. from the sun.

14. . ↕One rotation takes 17 hours. ↕One year takes 84 earth years. ↕It is 4900 km. across. ↕It is 2870 km. across

15. ┬Has 15 moons. ┬It is freezing cold. ┬First planet found with the aid of a telescope. ┬It is one of 2 ice giants of the outer solar system.

16. ←One rotation takes16 hours. ←One year takes 165 earth years. ←It is 4500 million km. from the sun. ←It is 49500 km. across.

17. ∞It orbits around the sun in 165 years. ∞It is about 4.5 billon kilometers from the sun. ∞Every once and a while it switches with Pluto. ∞Eighth planet from the sun.