八大行星排列顺序英文介绍(TheSequenceofEightPlanetsinOurSolarSystem)

TheSequenceofEightPlanetsinOurSolarSystem

TheInnerandOuterPlanets

Oursolarsystemconsistsofeightplanetsthatrevolvearoundthesuninaparticularsequence.Theeightplanetsaredividedintotwogroups-theinnerplanetsandtheouterplanets.Theinnerplanets,alsoknownastheterrestrialplanets,arethefourplanetsclosesttothesun:Mercury,Venus,Earth,andMars.Theouterplanets,alsoknownasthegasgiants,arethefourplanetsfurthestfromthesun:Jupiter,Saturn,Uranus,andNeptune.

TheSequenceofInnerPlanets

Theinnerplanetshaveasequencebasedontheirdistancefromthesun,startingwiththeplanetclosesttothesun.Thesequenceoftheinnerplanetsinoursolarsystemisasfollows:

Mercury:Mercuryistheplanetclosesttothesunandthesmallestplanetinoursolarsystem.Ittakesjust88EarthdaysforMercurytocompleteoneorbitaroundthesun.

Venus:Venusisthesecondplanetfromthesunandthehottestplanetinoursolarsystemduetoitsthickatmosphereofcarbondioxide.Ittakes225EarthdaysforVenustocompleteoneorbitaroundthesun.

Earth:Earthisthethirdplanetfromthesun,andtheonlyplanetinthesolarsystemknowntohavelife.Ittakes365.24days(oneyear)forEarthtocompleteoneorbitaroundthesun.

Mars:Marsisthefourthplanetfromthesunandisknownforitsreddishcolorduetoitsiron-richsoil.Ittakes687EarthdaysforMarstocompleteoneorbitaroundthesun.

TheSequenceofOuterPlanets

Theouterplanetshaveasequencebasedontheirdistancefromthesun,startingwiththeplanetfurthestfromthesun.Thesequenceoftheouterplanetsinoursolarsystemisasfollows:

Neptune:Neptuneistheeighthandfurthestplanetfromthesun.Ittakes164.79EarthyearsforNeptunetocompleteoneorbitaroundthesun.

Uranus:Uranusistheseventhplanetfromthesunandisuniqueduetoitssidewaysrotation.Ittakes84EarthyearsforUranustocompleteoneorbitaroundthesun.

Saturn:Saturnisthesixthplanetfromthesunandisfamouslyknownforitsimpressiverings.Ittakes29.5EarthyearsforSaturntocompleteoneorbitaroundthesun.

Jupiter:Jupiteristhefifthplanetfromthesunandisthelargestplanetinoursolarsystem.Ittakesapproximately11.86EarthyearsforJupitertocompleteoneorbitaroundthesun.

Conclusion

Thesequenceoftheeightplanetsinoursolarsystemisafascinatingtopictoexplore.Byunderstandingtheorderoftheplanets,wecanbetterappreciatethevastnessandcomplexityofoursolarsystem.Eachplanethasitsuniquecharacteristics,anditisintriguingtolearnaboutalleightplanetsandtheirindividualsequences.