Meet the Moon认识月球
The Moon is a giant ball of月球是一个巨大的 rock岩石. It lives in space, very close to our Earth. It is Earth's best friend!岩石球。它住在太空里，离我们的地球很近，是地球最好的朋友！
Round and round一圈一圈转
The Moon goes月球在 around and around一圈一圈地绕着 the Earth, like a dancer in a big circle. One trip takes about地球转，像一个转圈的小舞者。绕一圈大约要 27 days27 天 — almost one whole month!——差不多一个月！
Where does its light come from?月光从哪里来？
Here is a secret: the Moon has告诉你一个秘密：月亮自己 no light不会发光 of its own! The不会发光！光来自 Sun太阳 shines on it, like a big flashlight. As the Moon moves, we see more or less of its sunny side. That's why the Moon changes shape!
Try it: slide the dot and watch the Moon change.试一试：拖动小圆点，看月亮怎么变。
Tap the ground!点一点地面！
Bumpy holes called craters坑坑洼洼的陨石坑
Long, long ago, space rocks crashed into the Moon.很久很久以前，太空石头撞上了月球。 BOOM!砰！ Each one made a round hole. These holes are called每一次撞击都砸出一个圆坑。这些坑叫 craters陨石坑. Some are bigger than a whole city!。有的比一整座城市还大！
No air, no wind, no rain没有空气、没有风、没有雨
The Moon has月球上 no air没有空气 to breathe. Astronauts must wear space suits! There is no wind and no rain, so footprints in the Moon dust can stay there for a very, very long time.
Super-duper jumps超级大跳跃
The Moon pulls on you much less than Earth does. You would feel月球拉你的力气比地球小很多。你会觉得 6 times lighter轻了 6 倍! You could jump way up high and float down slowly, like a balloon.！你可以跳得很高，再慢慢飘下来，像气球一样。
A long trip好远的旅程
The Moon is very far away. A rocket needs about月球非常远。火箭大约要飞 3 days3 天 to get there! Keep scrolling to fly.才能到！继续往下滚，跟着飞。
Real people went there!真的有人去过！
In 1969, astronauts Neil Armstrong and Buzz Aldrin were the first people to walk on the Moon. In all, 12 people12 个人 have walked on it. In在上面走过。到了 2026, four astronauts flew all the way around the Moon!，又有四位航天员飞到月球旁边绕了一圈！
Tap a card to flip it.点一下卡片翻过来。
Moon quiz time月球小测验
Can you remember? Tap the right answer.还记得吗？点一下正确答案。
Goodnight晚安, Moon!晚安，月球！
Tonight, look up at the sky. What shape is the Moon? Wave hello to your friend in space!
Fly again再飞一次