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  • As of this month, NASA officially approved the construction  of their asteroid hunting

    從本月起,美國宇航局正式準許建造他們的小行星獵殺。

  • spacecraft, Lucy. Little Lucy will visit two large asteroid clusters near Jupiter known as

    太空梭 "露西 "號。小露西將訪問木星附近的兩個大的小行星群,它們被稱為 "小露西"。

  • the Trojan asteroids. It will be the very first time NASA visits these rocky clusters

    木馬座小行星這將是美國宇航局首次訪問這些岩石群。

  • and, within 12 years, Lucy will analyze eight asteroidsboth above and below their surfaces.

    並且,在12年內,露西將分析8顆小行星--包括其表面上和下面。

  • Asteroids are remnants of our 4 billion year old past, and unveiling their origins could

    小行星是我們40億年前的遺蹟 揭開它們的起源可能是

  • not only revolutionize our knowledge of planet formation, but maybe also provide insight

    不僅徹底改變了我們對行星形成的認識,而且也許還能為我們提供深刻的認識。

  • about Earth, its ancient history, and how we got here. No other space mission in history

    關於地球,它的古老歷史,以及我們如何來到這裡。歷史上沒有其他的太空任務

  • has been launched to as many different destinations in independent orbits around our sun, but

    已被髮射到圍繞太陽的獨立軌道上的許多不同的目的地,但... ...

  • the difficulty will  be well worth it. This mission is truly tantalizing because the asteroids

    的難度將是非常值得的。這個任務真的是很誘人,因為小行星

  • are so diverseThe Trojan asteroids are broken up into two

    是如此的多樣化。 特洛伊小行星被抽成了兩個

  • large swarms that orbit the Sun along Jupiter's path; one ahead of the planet and another

    龐大的蟲群

  • behind it. They're loosely held together by the gravitational pull of the Sun and the

    在它的背後它們被太陽和太陽系的引力鬆散地固定在一起。

  • massive planet, creating a bit of delicate dance. Because there's so much to learn

    龐大的星球,創造了一點微妙的舞蹈。因為需要學習的東西太多

  • from each cluster, scientists wanted to pick asteroids that represented three major types

    科學家們想從每個星團中挑選出代表三種主要類型的小行星。

  • of bodies known as C-, P-, and D- types. Since these asteroids are in various locations, they

    的天體,稱為C型、P型和D型。由於這些小行星分佈在不同的位置,所以它們

  • can reveal different exciting discoverieslike how collisions worked billions of years

    可以揭示不同的令人興奮的發現,比如碰撞是如何在幾十億年前工作的。

  • ago, what kings of life-forming materials the asteroids may be made of, and how our planets formed.

    前,小行星的生命形成材料可能是由什麼王,以及我們的行星是如何形成的。

  • Although Lucy won't be landing on any of the asteroids, the craft will be mapping their

    雖然 "露西 "號不會在任何小行星上著陸,但該飛船將繪製它們的地圖

  • surface geology, color, composition, densities, AND will even be keeping a look out for surprising

    地表的地質、顏色、成分、密度,甚至會留意到令人驚訝的

  • mini satellites or rings that the asteroids could be pulling in. Now how will it do this?

    小型衛星或環,小行星可能會被拉進來。現在,它將如何做到這一點?

  • Well of course a spacecraft wouldn't be anything without its sweet suite of instruments.

    當然,如果航天器沒有一套可愛的儀器,它就什麼都不是了。

  • Lucy may be over 13 meters long, but all its remote-sensing instruments will actually be

    露西的長度可能超過13米,但它的所有遙感儀器實際上都將是。

  • kept in the body of the craft which is less than a meter in lengthThe first is L'Ralph

    保存在長度不足一米的飛行器主體中。 第一個是L'Ralph

  • which is a multispectral visible imaging camera and infrared spectrometer. This instrument

    是一臺多光譜可見光成像相機和紅外光譜儀。該儀器

  • will be determining how active the asteroids are by looking at the unique composition of

    將通過觀察小行星的獨特組成來確定小行星的活躍程度。

  • silicates, ices, and other organics. Next up is  L'TES, the thermal emission spectrometer.

    硅酸鹽、冰和其他有機物。接下來是L'TES,熱發射光譜儀。

  • This instrument is similar to what's on OSIRIS-REx, and it will help Lucy understand

    這臺儀器和OSIRIS-REX上的儀器很相似 它能幫助Lucy瞭解...

  • how heat interacts with the asteroids: what's their thermal inertia like, how do they retain heat, and

    熱量如何與小行星相互作用:它們的熱慣性是怎樣的,它們是如何保持熱量的,以及。

  • what does all of that mean about their composition. And then there's L'LORRI, which is the Long

    這一切對他們的組成有什麼意義。然後是L'LORRI,這是朗

  • Range Reconnaissance imager. It's basically a high-def camera that will be taking detailed

    範圍偵察成像器。它基本上是一個高清晰度的相機,將拍攝詳細的。

  • pictures of the asteroids. And finally Lucy's High-Gain antenna that will help it

    小行星的圖片。最後,露西的高增益天線將幫助它

  • determine the mass of each asteroid. Launching in October 2021, Lucy will need

    確定每顆小行星的品質。露西號將於2021年10月發射,它將需

  • two gravity-assists from Earth, meaning it will use our planet to gain momentum on the

    來自地球的兩個引力輔助,意味著它將利用我們的星球獲得動力,在地球上運行。

  • first leg of its journey. Lucy will meet its first asteroid from the main asteroid belt

    旅程的第一段。"露西 "號將在主小行星帶遇到第一顆小行星

  • in 2025. Here Lucy will be able to do a bit of a test run with its instruments. And from there,

    在2025年。在這裡,Lucy將可以用它的儀器做一下測試。而從那裡。

  • the craft will make its way over to the outer part of our solar system towards the first

    飛船將駛向太陽系的外側,向著第一艘飛船飛去

  • Trojan asteroid cluster. There it will meet four other asteroids,and then loop around

    木馬座小行星群在那裡,它將與其他四顆小行星相遇,然後圍繞著

  • Earth once, meeting a binary asteroid pair in the second cluster. After 12 years, and

    地球一次,與第二星團的一對雙生小行星相遇。12年後,和

  • 8 asteroids, Lucy will be all wrapped up. With a meticulous course like this, timing

    8顆小行星,露西將全部包攬。在這樣細緻的過程中,時間

  • is pretty vital. So unlike other NASA projects, like the James Webb telescope that can be postponed

    是相當重要的。所以不像NASA的其他項目,比如詹姆斯-韋伯望遠鏡,可以延期的

  • without too much mission compromise, LUCY only has a 20-day window to get off the ground

    在不影響任務的情況下,"LUCY "號只有20天的起飛時間。

  • in October 2021. With this latest construction  approval, the team is on track for their highly

    在2021年10月。隨著最新的建設準許,該團隊正按部就班地進行他們的高度。

  • anticipated launch. Lucy's discoveries could unlock the mysteries and answer the questions we have about

    預期的推出。露西的發現可能會揭開神祕的面紗,並回答我們關於的問題。

  • the solar system, Earth, and even ourselves. I guess we just have to wait and see.

    太陽系,地球,甚至我們自己。我想我們只能拭目以待了。

  • Fun fact: Lucy got its name from the fossilized human ancestor that helped us understand human evolution.

    有趣的是:露西的名字來自於幫助我們瞭解人類進化的人類祖先化石。

  • So the NASA and the Southwest research institute team hope that this craft can do the same

    所以,美國宇航局和西南研究院團隊希望這艘飛船也能做到這一點

  • for our understanding of solar system evolution. I'm excited to see what it finds! If

    對我們理解太陽系的演化有幫助我很高興看到它的發現!如果...

  • you want to know more about space exploration, then subscribe to Seeker for all the latest interstellar news.

    你想了解更多關於太空探索的資訊,那麼就訂閱《探索者》,瞭解所有最新的星際新聞。

  • Thanks so much for watching and I'll see you next time.

    謝謝你的觀看,我們下次再見。

As of this month, NASA officially approved the construction  of their asteroid hunting

從本月起,美國宇航局正式準許建造他們的小行星獵殺。

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B2 中高級 中文 小行星 露西 儀器 飛船 太陽系 宇航局

This Upcoming NASA Mission Could Discover How Our Solar System Began

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    Summer 發佈於 2020 年 08 月 31 日
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