宁静的世界
苍穹浩瀚
主讲人——伊德里斯·艾尔巴
在每个方向 In every direction...
在每一刻 In every moment...
我们被奇迹所包围着 We are surrounded by wonder.
几千年来 For thousands of generations,
我们仰望夜空 we have looked up to the night sky...
幻想着那里可能有什么 And dreamt about what might be out there.
现在我们开始远航去这些遥远的地方 Now we are beginning a voyage to visit these distant places...
并探索家园外那广阔的地带 And discover what lies in the great expanse beyond our home.
距地球250公里
高高在上的国际空间站环绕地球运行 High above us, the International Space Station orbits the Earth.
这些电线与窗户的缠绕中 Within this tangle of wires and windows
有我们在宇宙中的第一个永久性住所 is our first permanent home in the cosmos.
对于船上漂浮的船员而言 And for the crew who float on board,
这是一种全新的生活方式 it's a whole new way of life.
这里没有上下之分 Here, there is no up or down...
没有我们在地面上所经历的白天和黑夜 No day or night as we experience on Earth.
这里始终像茧一样 It's the ultimate cocoon.
与这里相比 Further out than here,
太空旅行变得更加艰巨 space travel becomes a more formidable challenge.
越过月球 Past the Moon,
只有机器敢尝试了 only machines have ventured.
但是它们已经捕捉到了美丽且非常遥远的图像 But they have captured stunning images of the beauty that lies beyond.
距地球746公里
土星 Saturn...
太阳系的瑰宝 the jewel of the solar system.
此处发送的探针被掩盖在具有防护性的金色毯子中 Probes sent here are cloaked in protective golden blankets...
在调查这个雄伟的巨人时确保他们的安全 Keeping them safe as they survey this majestic giant.
在它的轨道上 In its orbit...
我们发现了82颗卫星 we've discovered 82 moons.
它的星环延伸了175,000英里以外 Its rings stretch 175,000 miles across...
但是通常只有30英尺高 But are typically just 30 feet tall.
在我们的机器人探索者的帮助下 With the help of our robotic explorers...
我们得以近距离窥见 We're getting the first close-up glimpse
我们这位星系邻居 of our planetary neighbors...
它们的复杂性和美丽 In all their complexity and beauty.
距地球4.6亿万公里
只有两艘人造飞船曾遨游过 Only two human-made craft have ever traveled
穿过我们太阳系的边界 past the boundaries of our solar system...
进入环绕我们的银河系 Into the Milky Way Galaxy that surrounds us.
它们承载着它们的记忆 They carried with them memories
以及我们世界的信息 and messages from our world...
地球孩子们的问好 - Hello from the children of Planet Earth.
来自人类的问候 Greetings from humanity,
也许某一天能被发现 perhaps one day to be discovered.
有超过1000亿颗恒星像尘埃般散落在我们银河系的家中 There are over 100 billion stars strewn like dust across our galactic home...
现在我们相信几乎所有这些恒星 And we now believe almost all these stars
都有它们自己的行星 have planets of their own.
这是TRAPPIST-1 This is TRAPPIST-1...
一颗昏暗的小型恒星 A small, dim star...
它的轨道上有七个行星 with seven planets in its orbit.
我们已经在整个银河系中发现了数千个这样的行星系统 We've detected thousands of planetary systems like this one all over the galaxy.
我们目前无法详细了解这些星系 We can't yet see these worlds in detail.
但是我们可以推断出它们可能是什么样子 But we can infer what they might be like.
55 Cancri E...
一个反差极大的星球 A planet of profound contrasts.
这个巨大世界的一面 One side of this giant world
被永久锁住 is permanently locked,
面向着它的母星 facing towards its parent star.
它表面像熔化的一样 Its surface likely molten.
而另一面则是永恒的黑暗 The other side sits in perpetual darkness...
风景注定要永恒而无光 Landscapes destined to an eternity without light.
在银河系之外的 Out there in the galaxy...
是无止境的纹理和形式排列 Are endless permutations of texture and form...
冰雪覆盖的世界 Worlds encased in ice...
被海洋包裹的行星 Planets wrapped entirely in ocean...
奇观 Wonders...
等待着被探索 waiting to be explored.
在银河系更深入的探索中 Deeper into the Milky Way Galaxy...
我们更大规模地发现美丽和神秘 we uncover beauty and mystery on a larger scale.
这是Gum 29星云 This the Gum 29 nebula.
在它的中心是三千个新生恒星群 At its center is a cluster of 3,000 newborn stars.
当这些明亮的年轻恒星燃烧时 As these bright, young stars burn,
它们向外辐射能量 they radiate energy outward...
将周围的气体和灰尘 Sculpting the surrounding gas and dust
雕刻成这幅宏伟的景象 into this magnificent sight...
跨越数光年 Stretching light-years across...
但这个星云 But this nebula...
只是众多星云之一 is just one among many.
这些无数的托儿所 Countless of these stellar nurseries
填补了我们的银河系 fill our galaxy...
每件艺术品都是独一无二的 Each a unique work of art.
银河系的规模 The scale of the Milky Way Galaxy
几乎不可思议 is almost inconceivable.
以光速行进 Traveling at the speed of light,
需要花十万年 it would take 100,000 years
才能越过这张巨大磁盘的一侧 to cross from one side of this vast disk
到达另一侧 to the other.
但是我们的银河系并不孤单 But our galaxy is not alone.
距离我们两百五十万光年的 Two and a half million light-years away...
是仙女座星系 Is the Andromeda Galaxy...
一万亿颗恒星的集合体 A collection of one trillion stars.
我们坐落在一个 We sit within a greater...
更大的宇宙中 grander universe.
我们已经捕捉到了各种星系的图像 We have captured images of galaxies of every kind...
它们散布在遥不可及的远方 Scattered across impossible distances.
这里的每个光点都不是星星 Every point of light here is not a star...
而是一个银河系 but a galaxy.
这些是我们可以看到的地方 These are places we can see...
但却无法企及 But will never reach.
我们只能想象可能存在的奇观 We're only left to imagine the wonders that might exist out there...
像交响乐所谱写的 Symphonies written...
像爱情故事所讲述的 Love stories told...
难以想象的存在 Unimaginable beings...
怀着无法实现的梦想 With unknowable dreams.
回家 Back home...
我们在宇宙中的地位 Our place in this universe...
渺小 Tiny...
而且宏伟 And magnificent...
宛如一滴水 A drop...
初见到海洋 That has just begun to see the ocean.