The Solar System

Sol and All

I. The Sun

A. Sol1. Type: yellow dwarf2. Diameter: 1,393,000 kilometers3. Mass: 2 x 1030 kg (333,060 Earths)4. Surface Temperature: 55000 C

B. Located on outer arm of the Milky Way galaxy

II. The Inner PlanetsA. Mercury:

1. Distance from Sol = 58,000,000 km (0.39 AU)

2. Little if any atmosphere3. Surface Temp. = -173 – 4270 C4. Tidally locked5. no moons6. 1 day = 6 months7. 1 year = 3 months

B. Venus1. Distance from Sol = 108,000,000 km (0.73 AU)2. very thick poisonous atmosphere3. Surface Temp. = 4620 C4. no moons5. 1 day = 8 months6. 1 year = 7 ½ months

C. Earth1. Distance from Sol = 150,000,000 km (1 AU)2. temperate atmosphere3. Surface Temp. = -88 – 580 C3. one moon4. 1 day = 24 hours5. 1 year = 12 months

D. Mars1. Distance from Sol = 228,000,000 km

(1.38 AU)2. thin atmosphere, mainly CO2

3. Surface Temp. = -87 - -50 C4. 2 moons, Phobos & Deimos5. 1 day = 24 ½ hours6. 1 year = 22 ½ months

III. The Outer PlanetsA. Jupiter

1. Distance from Sol = 778,000,000 km (5.2 AU)2. Gas giant (mainly H & He)3. 63 moons (at last count)4. 1 day = 9.8 hours5. 1 year = 11.9 years

B. Saturn1. Distance from Sol = 1,430,000,000 km

(9.5 AU)2. Gas giant (mainly H, He, methane & ammonia)3. 62 moons (at last count)4. 1 day = 10.5 hours5. 1 year = 29.5 years

C. Uranus1. pause for giggles2. Distance from Sol = 2,900,000,000 km (19.2 AU)3. Gas giant (mainly H, He & methane) with rocky core4. 27 moons (at last count)5. 1 day = 18 hours6. 1 year = 84 years

D. Neptune1. Distance from Sol = 4,500,000,000 km (30 AU)2. Gas giant (mainly H, He & methane) with rocky core3. 14 moons (at last count)4. 1 day = 19 hours5. 1 year = 165 years