Tour of Solar System
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Transcript of Tour of Solar System
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The SunThe Sun The Sun is a star.The Sun is a star.
It is 4,500 million years oldIt is 4,500 million years old It takes 8 minutes for its light toIt takes 8 minutes for its light to
reach the Earth.reach the Earth.
98.6 mass of the Solar System98.6 mass of the Solar System
!onsists of "ydrogen #$4% and!onsists of "ydrogen #$4% and
"elium #&4%"elium #&4%
' (adius) 695,000 km(adius) 695,000 km' *ass) +++,000 Earths*ass) +++,000 Earths' Surface Tem-erature) 5,500 !Surface Tem-erature) 5,500 !
' !ore Tem-erature) /5,500,000 !!ore Tem-erature) /5,500,000 !
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MercuryMercury
Scans indicate that cratersScans indicate that cratersat the -oles contain aterat the -oles contain ater
ice.ice.
Tem-eratures reachTem-eratures reach450450!! during the day. 1tduring the day. 1t
night, the tem-eraturenight, the tem-erature
dro- to 2/$0dro- to 2/$0!!..
' (adius) &400 km(adius) &400 km' *ass) +.+0 3 /0*ass) +.+0 3 /0&+&+ kgkg
' istance from Sun) 58 million km #0.+8 1%istance from Sun) 58 million km #0.+8 1%
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*ercury Earth Sie !om-arison
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VenusVenus
Surface tem-eratures areSurface tem-eratures area constant 500a constant 500! due to! due tothick atmos-herethick atmos-here
The atmos-here is 95The atmos-here is 95!ar7on io3ide!ar7on io3ideenus rotates in theenus rotates in the
o--osite direction to othero--osite direction to other
-lanets in the Solar-lanets in the SolarSystem.System.
' (adius) 6500 km(adius) 6500 km' *ass) 4.86 3 /0*ass) 4.86 3 /0&4&4 kgkg
' istance from Sun)istance from Sun) /08 million km #0.$& 1%/08 million km #0.$& 1%
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Thick cloud coer 7lanketing enus
*ountain ranges on enus taken
ith (adar. :ote the metallic sno.
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EarthEarth
(adius) 6,400 km(adius) 6,400 km
*ass) 5.8 3 /0&4 kg*ass) 5.8 3 /0&4 kgTem-erature) 280 to 60 !Tem-erature) 280 to 60 !
istance from Sun)istance from Sun) /46 million km #/ 1%/46 million km #/ 1%
Surface is $0 coered 7y ater.Surface is $0 coered 7y ater.
;er &&00 manmade satellites in or7it;er &&00 manmade satellites in or7it
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MarsMars
Surface tem-eratures areSurface tem-eratures are7eteen 07eteen 0! and 2/00!! and 2/00!
"as the highest mountain"as the highest mountain
in the Solar System < thein the Solar System < the;lym-us *ons #&4km;lym-us *ons #&4km
high and 600km ide athigh and 600km ide at
the 7ase%the 7ase%
' (adius) +400 km(adius) +400 km' *ass) 6.4 3 /0*ass) 6.4 3 /0&+&+ kgkg
' istance from Sun)istance from Sun) &&8 million km #/.5 1%&&8 million km #/.5 1%
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Size comparison of the Inner Planet
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1steroid =elt 1steroid =elt
' >ocated 7eteen
?u-iter and *ars
' "as a darf -lanet,
!eres < 950km indiameter
' @raity from ?u-iter
-reented de7risfrom forming into a
-lanet
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!eres < the darf -lanet
@as-ro < a 400km2long
asteroid
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?u-iter ?u-iter *ade u- of 90*ade u- of 90
hydrogen, /0 heliumhydrogen, /0 helium -ro7a7ly has a core of-ro7a7ly has a core of
rocky material of /0 torocky material of /0 to
/5 Earth2masses/5 Earth2masses
@reat (ed S-ot < a@reat (ed S-ot < astorm that has 7eenstorm that has 7een
raging for oer +00raging for oer +00
years. 1s 7ig as &years. 1s 7ig as &
Earths.Earths. "as oer 6+ moons"as oer 6+ moons
' (adius) $/000 km(adius) $/000 km' *ass) /.9 3 /0*ass) /.9 3 /0&$&$ kgkg
' istance from Sun)istance from Sun) $80 million km #5.& 1%$80 million km #5.& 1%
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Time2la-se animation from oyager I on a--roach to ?u-iter.Time2la-se animation from oyager I on a--roach to ?u-iter.
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Ahile "iding =ehind The Sun,
?u-iter >oses ;ne ;f Its =elts
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IoIo < The most olcanically
actie o7Bect in the Solar
System
EuropaEuropa < ice2
coered moon that
may har7our life
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SaturnSaturn
$5 hydrogen, &5 helium ith a rocky core and liCuid$5 hydrogen, &5 helium ith a rocky core and liCuid
hydrogen mantle.hydrogen mantle.
The rings are &50000km in diameter 7ut only / km thick.The rings are &50000km in diameter 7ut only / km thick. "as +4 named moons"as +4 named moons
' (adius) 60000 km(adius) 60000 km' *ass) 5.$ 3 /0*ass) 5.$ 3 /0&6&6 kgkg
' istance from Sun)istance from Sun) /400 million km #9.5 1%/400 million km #9.5 1%
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SaturnDs (ings shoing
s-oke formations
*imas < a small moon
of Saturn
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ranusranus !om-osed mainly of rock!om-osed mainly of rock
and arious icesand arious ices
"as a tilt of 9$"as a tilt of 9$ so so
rotates on its siderotates on its side
has &/ named moonshas &/ named moonsand 6 unnamedand 6 unnamed
Surface tem-erature ofSurface tem-erature of
5050F #2&&+!%F #2&&+!%
' (adius) &5000 km(adius) &5000 km' *ass) 8.$ 3 /0*ass) 8.$ 3 /0&5&5 kgkg
' istance from Sun)istance from Sun) &900 million km #/9.& 1%&900 million km #/9.& 1%
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:e-tune:e-tune The e3istence of :e-tuneThe e3istence of :e-tune
as -redicted as it asas -redicted as it asnoticed that ranusD or7itnoticed that ranusD or7it
did not fit ith :etonDsdid not fit ith :etonDs
las 2 another -lanet mustlas 2 another -lanet must
7e influencing ranusG7e influencing ranusGor7it.or7it.
iscoered in /846iscoered in /846
Se-tem7er &0// marksSe-tem7er &0// marksone or7it since it asone or7it since it as
discoered.discoered. ' (adius) &5000 km(adius) &5000 km' *ass) / 3 /0*ass) / 3 /0&6&6 kgkg
' istance from Sun)istance from Sun) 4500 million km #+0 1%4500 million km #+0 1%
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:e-tune:e-tune
shoing itsshoing itshoriontalhoriontal
a3is and ringa3is and ring
formationsformations
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!louds high in
the atmos-here
of :e-tune
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HlutoHluto
ongraded from -lanetD to darf -lanetD in &006ongraded from -lanetD to darf -lanetD in &006
Smaller than The *oonSmaller than The *oon
"as one moon 2 !haron"as one moon 2 !haron
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Fui-er =eltFui-er =elt
' +0 to 55 1
' >ike the asteroid
7elt 7ut consisting
of de7ris made of
ices
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;ort !loud;ort !loud
' "y-othetical source of
comets that stray into our
Solar System
' 50,000 1 from the Sun
Th *ilk ATh *ilk A
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The *ilky AayThe *ilky Aay
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