University in St. Louis is closer than ever to solving the mystery by comparing moon rocks to Earth material.Scientists looked at rocks collected by astronauts during trips to the moon ……

The rocks on the moon tell us it is about 4.6 billion years old, or about the same age as the Earth.The moon is about one-fourth the size of the Earth. If the Earth is an apple, the moon is the size ……

(电钻). Astronauts used the drill to take rocks from the moon. Later, scientists used this technology...这些小发明都来自于探月哦！Studying the moon is not just about exploring (探索) space. By studying the moon ……

found on Earth.The great age of the lunar rocks is because the moon, unlike our planet... Aeronautics and Space Administration) had faked landing on the moon and humans had yet to walk upon ……

Yutu-2 has studied the first 40 meters of the underground structure of the far side of the moon. XINHUAYutu-2 has studied the first 40 meters of the underground structure of the far side of the moon ……

Yutu-2 has studied the first 40 meters of the underground structure of the far side of the moon. XINHUA Yutu-2 has studied the first 40 meters of the underground structure of the far side ……

嫦娥四号揭开月球背面的神秘面纱We see the moon every night. But do you know? We can only see one side of the moon. We cannot see the other side. Scientists call this the far side of the moon. It is a mystery (谜 ……

. The picture above is one of them. The probe then gathered rocks (岩石) and soil (土壤) on the moon... the third country to bring rocks and soil back from the moon. The first two are the US ……

is the moon like?The moon is very quiet4. There is no sound there. There are a lot of grey rocks...你了解月球吗？In 1969, humans landed1 on the moon for the first time. Now, many other countries want to go ……

to collect samples (样本) such as rocks and soil from the far side of the moon.The trip will last for 53 days...A computer-made image of the Chang’e 6 lander   VCG  Chang’e 6 collects moon ……

-degreeslope(斜坡). It is smart and can get around rocks.The Moon is aharsh(艰苦的) place. According...中国"漫游者"即将登陆月球。词数 240 测试见7版 建议阅读时间 7分钟IN 15 years, China plans to put its astronauts on the Moon ……

. There is no sound there. There are a lot of grey rocks on it. The moon’s sky is always black.Have...你了解月球吗？In 1969, humans landed on the moon for the first time. Now, many other countries want to go ……

? It is, in fact. When water and oxygen (氧气) meet iron, rust will form on the iron. The moon has rocks (石头..., rust will form on the iron. The moon has rocks (石头) that are rich in iron. But the moon is dry, though ……

.  Chinese scientists studied moon soil brought back by Chang’e 5. They found... scientists studied moon soil brought back by Chang’e 5. They found that the moon’s soil could make ……

of such a vacation is extremely high."It was awesome! Wait until I show you the moon rocks I brought back... there?" one skeptic asked."I knew there would be doubters, so I brought back a few moon rocks. I collected ……