Exploring the Inside of Mars: New NASA Study Reveals Ancient Collisions
Haveyoueverwonderedwhat'sinsideaplanet?
你有沒有想過行星內部有什麼？
AnewNASAstudyshowsthatMarsisnotassmoothasachocolatebarinside.
美國太空總署的一項新研究表明，火星內部並不像巧克力棒那麼光滑。
ANASAstudysuggeststhattheredplanet'smantlecontainsgiantlumpsduetoancientcollisions.
美國太空總署的一項研究表明，由於古代碰撞，這顆紅色星球的地函中含有巨大的塊狀物質。
ExpertsanalyzeddatafromNASA'sInSightlandertolearnmoreaboutMars'underground.
專家分析了美國太空總署「洞察號」登陸器的數據，以了解更多有關火星地下的情況。
Theteamdiscoveredancientrocksupto 2.5 miles wide onMars'surface.
研究團隊在火星表面發現了寬度達 2.5 英里的古老岩石。
Thelargeimpactsthathappened 4.5 billion years agomeltedpiecesofMars'crustintomagmainsidetheplanet.
45億年前發生的巨大撞擊將火星地殼的碎片熔化成火星內部的岩漿。
ThesemagmaoceanscooledandleftbehinddistinctlumpsofmaterialdeepinsideMars.
這些岩漿海洋冷卻下來，在火星深處留下了明顯的物質塊。
ThechaoslikelyunfoldedinMars'sfirst100 million years.
這種混亂可能發生在火星誕生後的最初一億年。
Tracesoftheseancientcollisionscanstillbedetectedafterbillionsofyears.
數十億年後，這些古老碰撞的痕跡仍然可以被偵測到。
Martianinteriorhasbeenslowlychurningeversince.
自那時起，火星內部就一直在緩慢地攪動。
Have you ever wondered what's inside a planet?
A new NASA study shows that Mars is not as smooth as a chocolate bar inside.
A NASA study suggests that the red planet's mantle contains giant lumps due to ancient collisions.
Experts analyzed data from NASA's InSight lander to learn more about Mars' underground.
The team discovered ancient rocks up to 2.5 miles wide on Mars' surface.
The large impacts that happened 4.5 billion years ago melted pieces of Mars' crust into magma inside the planet.
These magma oceans cooled and left behind distinct lumps of material deep inside Mars.
The chaos likely unfolded in Mars's first 100 million years.
Traces of these ancient collisions can still be detected after billions of years.
Martian interior has been slowly churning ever since.
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