1. By Mrs. Severance’s Third Grade Class 2008 - 2009
The Sun
By Mrs. Severance’s
Third Grade Class

2. The Sun and the solar system
The Sun is the center of our solar system called the Milky Way.
There are eight planets and one dwarf planet that orbit the sun.
The Sun is the largest star in our solar system.

3. Inside the sun
The Sun is made of hydrogen and helium. These create gases that heat the Earth.
The temperature inside the Sun is 16,000,000 degrees Fahrenheit

4. The surface of the Sun
Astronomers never look at the Sun. The Sun’s bright light can damage your eyes or blind you.
The Suns surface looks like it is boiling.
Temperature pools on the Sun can reach more than 10,000 degrees Fahrenheit.
Solar flares sometimes erupt from the Sun’s surface.

5. Exploring the Sun
Astronomers use space probes to study the Sun. The probes name was Ulysses.
Astronomers believe the Sun began as a giant cloud of gas.
Astronomers believe the Sun will last for five billion more years.

6. Mercury
By Isabella and Alex

7. Atmosphere
gases Mercury atmosphere is sodium Mercury has a small atmosphere.
Mercury is really hot to live on.
Mercury is the first planet from the sun.
Mercury is really small.

8. How big Mercury is. Mercury is 3,031 miles wide.
Mercury is the smallest planet.
It is about the size of Earth’s moon

9. Mercury was discovered in the 1500s
The meaning of Mercury
Mercury was discovered in the 1500s
Mercury is named after the Roman god. The mythical Roman winged messenger and escort of dead souls to the underworld.
It was named for the speedy Mercury because it is the fastest-moving planet.

10. Mercury’s atmosphere
Mercury has almost no atmosphere, because of that it has extreme temperatures.
The side that faces the sun can reach 800 degrees Fahrenheit.
The side that faces away from the sun can drop is minus 300 degrees Fahrenheit.

11. Venus
By Jordan and
Austin

12. Venus Venus is the hottest planet in the solar system.
This planet is about the same size as earth but is covered with impenetrable clouds of carbon dioxide and sulfur compounds.
This makes the daytime about 115 earth days long and surface temperature 464 degrees Celsius.
Venus

13. Venus Venus takes about 225 days to orbit the sun.
Venus was named after the Roman goddess of love.
The brightest of all planet’s Venus is also known as the morning and evening star.

14. Discovery of Venus
No one know who discovered Venus, since it is so obvious in the sky .
Robert Richardson noticed that Venus rotates "backwards". In other words, on Venus the Sun rises in the west and sets in the east.

15. Venus’s Atmosphere
This planet is covered with fast-moving sulphuric acid clouds which trap heat from the Sun.
Its thick atmosphere is mostly carbon dioxide.

16. By Ashleigh and Brennan
EARTH
By Ashleigh and
Brennan

17. Size of Earth The Earth is about 7,926 miles in diameter.
It is smaller than Venus
Earth is the third planet from the sun

18. Atmosphere
The atmosphere is a thin layer of gases that surrounds the Earth.
It is composed of 78% nitrogen, 21% oxygen, 0.9% argon, 0.03% carbon dioxide, and trace amounts of other gases.

19. Old Earth We once thought Earth was the center of the solar system
In the 1500s Nicolaus Copernicus discovered the sun was actually the center.

20. What Earth’s Made Of Earth’s made up of hot iron Earth has 3 layers
The core
Mantel
lithosphere
Earth is also made of dirt

21. Mars
By Tina and Jared

22. Atmosphere
A thin layer of 95 % carbon dioxide, 3% nitrogen, and 1.6% argon (there is no oxygen).
My temperature is 27degrees above zero degrees Celsius.

23. Size Mars is about 4,222 miles in diameter. Mars has 2 moons.
Mars has no rings.

24. Rotation on axis My rotation on axis is 24 hours on.
Mars is iron in the red dirt.
The red on Mars is iron.

25. Discovered Mars
Mars was discovered when humans have know about the existence of our moon.
We do not know who exactly discovered Mars but who ever discovered Mars was smart.

26. Jupiter
By Lauren and
Scott

27. The four biggest moons are:
Jupiter’s moon’s
Jupiter's four moon‘s

28. Helium Methane Ammonia Hydrogen
Jupiter is made of
Helium
Methane
Ammonia
Hydrogen

29. Jupiter is the king of all Roman Gods.

30. Temperature Jupiter’s temperature is one hundred twenty one minus °C.

31. Saturn
Stefen Gill
and
Rebecca Piche.

32. Saturn Saturn has 18 moons Saturn is the second largest planet
Saturn is the sixth planet from the sun

33. Saturn’s rings are made out of ice and rocks
Today scientists have learned that Saturn has thousands of rings that formed one big ring

34. Titan Titan is Saturn’s largest moon Titan is one of Saturn’s moons.
It is 3,200 miles wide.

35. ATMOSPHERE
Saturn’s atmosphere is minus 177degrees °c hydrogen and helium.
Saturn’s atmosphere is a mixture of ammonia, water vapor, helium, and hydrogen
Saturn is blue around it because the blue is its atmosphere

36. Temperature The temperature in its upper atmosphere is minus 287 ° F
Saturn’s temperature is always much colder than earth
The temperature at top of Saturn’s clouds averages 288°F
I hope you liked our report !

37. Uranus
By Mary and
Zahriyah

38. Uranus’s moons Uranus has at least 18 moons 5 moons and 10 other moons
Voyager 2 flew by Uranus

39. Exploring Uranus William Herschel discovered Uranus in 1781.
People know very little about Uranus before 1977.
The planet was to far away to study easily.
Scientists will not send another space probe to Uranus for many years.

40. Fast Facts about Uranus.
Rotation period 17 hours ,14minutes.
Uranus has 84 years to go around the sun.
2,871million kilometers from the sun.
Name after Greek god of the sky.

41. Uranus The size of Uranus is 31,764 miles.
The temperature of Uranus is about minus 350 degrees Fahrenheit.
Uranus lies on its side as it rotates.

42. Neptune
By Cristine and
Oakley

43. Neptune's orbit Neptune and Pluto switch orbits
They switch every 21 years
Sometimes Neptune is the last planet

44. Neptune's rings Neptune has 4 rings
There are Diffuse, Inner, Platreau, and Main
They found the rings in1989

45. Neptune has 8 moons 2 are Triton and Naiad Naiad is 58km wide
Neptune’s moons
Neptune has 8 moons
2 are Triton and Naiad
Naiad is 58km wide

46. Neptune’s day There are 16 hours and 7 minutes in a day on Neptune
Neptune goes 3.5 miles a second
Seasons can last 40 years

47. King of the sea
Neptune was named after the Roman God of the sea

48. Pluto
By Lily and Libbie

49. Pluto use to be the smallest
Pluto was the smallest planet in space.
People can only see it through a telescope.

50. Pluto’s Atmosphere Composition is made of ice and rocks.
It’s Atmosphere is frozen into ice.
Composition is made of ice and rocks.
The temperature is 390 degrees.

51. It’s size is smaller than Earth’s moon. It have one moon named Charon.
Pluto’s moon
It’s size is smaller than Earth’s moon.
It have one moon named Charon.

52. Pluto and Neptune Pluto is the distant planet from the sun.
Pluto and Neptune are the only planets that cannot be seen.
Astronomers discovered these planets by mathematics.