The sun is the major source of energy for our planet.
太阳是我们星球能量的主要来源。
To gaze upon the same planet in space, or at the same glowworm gleaming in the grass;
凝望天空中的同一颗行星，或草丛中闪烁的同一只萤火虫；
Earth is a rocky planet where there is liquid water, which is necessary for life to exist.
地球是一个岩石行星，这里有液态水，这是生命存在的必要条件。
Leo's royal star Regulus and red planet Mars appear in a colorful pairing just above the horizon in this starry skyscape.
狮子座的王者之星轩辕十四和红色行星火星，在这地平线上繁星闪耀的天空中交相辉映。
In November 1677, Halley observed a transit of the innermost planet, Mercury, from the desolate island of St Helena in the South Pacific.
1677年11月，哈雷在南太平洋荒凉的圣赫勒拿岛上观测到了水星（最靠近太阳的行星）的凌日现象。
Experts agree that the next few decades will present a puzzle: how to feed nine billion people without wrecking the planet in the process.
专家们一致认为在未来几十年内将出现一个难题：如何在不破坏地球的情况下养活90亿人口。
Earth—our only home, our great planet.
地球——我们唯一的家园，我们伟大的星球。
Has he returned to his planet and his rose?
他回到他的星球和他的玫瑰旁了吗？
It's China's first probe to land on a planet other than Earth.
这是中国首个在地球以外的星球着陆的探测器。
There are more than seven billion people living on this planet.
有超过70亿人生活在这个星球上。
Look at the Earth from space. Why does our planet look so blue?
从太空中看向地球。为什么我们的星球看起来如此之蓝？
Earth—our home and our planet, is a truly amazing place to live.
我们的家园和星球——地球，是一个非常适合居住的地方。
Is it possible to have a diet that's both healthy and friendly to our planet?
可能有一种既健康又对地球友好的饮食吗？
Scientists say the Arctic is warming twice as fast as the rest of the planet.
科学家称北极变暖的速度是地球其他地区的两倍。
We live on the same planet and enjoy the same sun, the same air and the same water.
我们生活在同一个星球上，享受着同样的太阳，同样的空气和同样的水。
Pictures and videos sent back by China's first Mars probe allowed us to see this red planet at such a close distance.
中国首个火星探测器传回的图片和视频让我们在如此近的距离看到了这颗红色星球。
The world's food system is responsible for about one quarter of the planet-warming greenhouse gases that humans produce each year.
人类每年产生的温室气体中，约有四分之一是由世界的食物系统产生的。
Zhurong, China's Mars explorer, landed safely on the red planet in May 2021, making China the third nation to do so in human history.
2021年5月，中国火星探测器祝融号安全登陆这颗红色星球，使中国成为人类历史上第三个这样做的国家。
This metallic core gives Earth its characteristic magnetic field, which has played an extremely important role in the history of our planet.
这种金属核赋予地球特有的磁场，在地球的历史上发挥了极其重要的作用。
We need to protect our planet.
我们需要保护我们的地球。
What a beautiful planet she is.
她是一颗多么美丽的行星啊！
Do the planet and yourself some good.
为地球和自己做点好事吧。
这是我们的地球。
这是我们的地球。
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