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1、Solar System 太陽系太陽系P.6 2nd Term General Studies SyllabusProduced by：Thomas CHAI Yan PiauNebulaNebulaeThe Solar Systemconsists of ：The SunThe Planets moving around the SunThe Satellites of the PlanetsAsteroidsCometsMeteors & MeteoroidsAnd Others Touring the Solar SystemSun MercuryVenus Earth Mars Jup
2、iterQuitSaturn UranusNeptune Pluto MoonAsteroids and Comets etc.Our Place in the Universe太陽系的行星探索柯氏太陽系The Heart of the Solar System Sun (太陽)The Sun is the closest star to Earth and is the center of our solar system. A giant, spinning ball of very hot gas, the Sun is fueled by nuclear fusion reaction
3、s. The light from the Sun heats our world and makes life possible. The Sun is also an active star that displays sunspots, solar flares, erupting prominences, and coronal mass ejections. These phenomena impact our near-Earth space environment and determine our “space weather.“ The Sun(太陽)Average Diam
4、eter Mass (Earth = 1) Density (water = 1) Moves AroundRevolution Radius Revolution Period Rotation Period1 390 000 km 333 000 1.41 The Centre of the Milky Way 3 1017 km200 000 000 years 25.4 daysCorona AnimationSolar EruptionThe Nine Planets： (1) Mercury (水星)Average DiameterMass (Earth = 1)Density (
5、water = 1)Revolution RadiusRevolution PeriodRotation PeriodNumber of Satellites4880 km0.05535.4357 900 000 km88 days 58.7 days0Early Formation of MercuryFinal Stage in Mercury FormationThe Nine Planets： (2) Venus (金星)Average DiameterMass (Earth = 1)Density (water = 1)Revolution RadiusRevolution Peri
6、odRotation PeriodNumber of Satellites12 100 km0.8155.2108 000 000 km225 days243 days0The Nine Planets： (3) Earth (地球)Average DiameterMass (Earth = 1)Density (water = 1)Revolution RadiusRevolution PeriodRotation PeriodNumber of Satellites12 700 km5.9761024 kg5.52150 000 000 km365 days (1 year)0.997 d
7、ay1The Earths Only Satellite： Moon(月球)Average DiameterMass (Earth = 1)Density (water = 1)Revolution RadiusRevolution PeriodRotation Period3 480 km0.01233.34384 000 km27.3 days27.3 daysApollo 16 landing on The MoonHistorical Moment - First Men on The MoonThe Nine Planets： (4) Mars (火星)Average Diamete
8、rMass (Earth = 1)Density (water = 1)Revolution RadiusRevolution PeriodRotation PeriodNumber of Satellites6 780 km0.1073.93228 000 000 km687 days (1.88 yrs)1.03 days2The Nine Planets： (5) Jupiter (木星)Average DiameterMass (Earth = 1)Density (water = 1)Revolution RadiusRevolution PeriodRotation PeriodN
9、umber of Satellites140 000 km3181.33778 000 000 km 4330 days (11.9 yrs)0.414 day16Jupiter & its Moon - IoThe Nine Planets： (6) Saturn (土星)Average DiameterMass (Earth = 1)Density (water = 1)Revolution RadiusRevolution PeriodRotation PeriodNumber of Satellites116 700 km95.20.691 430 000 000 km10 800 d
10、ays (29.5 yrs)0.439 day18The Nine Planets： (7) Uranus (天王星)Average DiameterMass (Earth = 1)Density (water = 1)Revolution RadiusRevolution PeriodRotation PeriodNumber of Satellites50 700 km14.51.322 870 000 000 km30 700 days (84 yrs)0.718 day15The Nine Planets： (7) Neptune (海王星)Average DiameterMass (
11、Earth = 1)Density (water = 1)Revolution RadiusRevolution PeriodRotation PeriodNumber of Satellites49 200 km17.11.644 500 000 000 km60 230 days (165 yrs) 0.671 day8The Nine Planets： (9) Pluto(冥王星)Average DiameterMass (Earth = 1)Density (water = 1)Revolution RadiusRevolution PeriodRotation PeriodNumber of Satellites2 270 km0.00212.055 910 000 000 km90 500 days (248 yrs)6.39 days1Asteroids(小行星帶 )Comets(彗星)A comet attracted by the SunMeteors(流星)Meteorites(隕石)End of the Wonderful TourHope someday, somehow, we can have the real chance to visit our neighbourhood in the Universe!
