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Chapter 8

Planets
Temperatures from around the world (in degrees Fahrenheit)

 

 

PLANET

DIAM

REV

SUN ROTATION

SIDEREAL REV

DIST FROM SUN

DENSITY

TEMP

Earth

7,925 miles

365.25 days

23 hrs 56 min

365.3 days

92,000,000 mi

5.5 x density of water

varies

Jupiter

88,700 miles

11.86 years

9 hrs 50 min

4,332.1 days

485,000,000 mi

1.3 x density of water

-130 deg C

Mars

4,200 miles

687 days

24 hrs 37 min

687 days

135,000,000 mi

3.9 x density of water

-50 deg C (avg)

Mercury

3,000 miles

88 days

88 days

88 days

35,000,000 mi

5.4 x density of water

425 deg C (day side) -175 deg C (night side)

Neptune

31,000 miles

164.79 years

15 hrs 48 min

59,911.1 days

2,800,000,000 mi

1.6 x density of water

-200 deg C at cloud tops

Pluto

3,600 miles

248.43 years

not known

90,824.2 days

3,000,000,000 mi

about the same den. as water

-230 deg C

Saturn

75,000 miles

29.46 years

10 hrs 12 min

10,825.9 days

900,000,000 mi

0.7 x density of water

-185 deg C

Uranus

30,900 miles

84.01 years

10 hrs 48 min

30,676.1 days

1,700,000,000 mi

1.2 x density of water

-215 deg C at cloud tops

Venus

7,580 miles

225 days

several weeks

224.7 days

66,000,000 mi

5.3 x density of water

470 deg C