关于《十万个为什么》中宇宙探索部分的好句摘抄如下：

宇宙的奥秘

- "The universe is like a giant jigsaw puzzle. And we are only allowed to see a few of the pieces at a time."（宇宙就像一个巨大的拼图，我们每次只能看到其中的少数几块）

- "Gravity is like glue. It sticks everything together."（重力就像一种胶水，将所有东西粘在一起）

- "The Earth is like a gigantic magnet, with North and South poles just like a normal magnet."（地球就像一个巨大的磁铁，有着南北极和普通磁铁一样的性质）

恒星与行星

- "Stars twinkle because they are playing hide and seek with us."（星星眨眼是因为它们在和我们玩捉迷藏）

- "The Sun is a fiery ball of gas, and its 'moles' are sunspots."（太阳是一个炽热的气体球，脸上的'雀斑'是太阳黑子）

- "Why do some stars shine brighter than others？ It's because of their size and temperature."（为什么有些星星更亮？因为它们的体积和温度更高）

天文现象

- "Comets are known as 'sweepers' because of the dust they leave behind."（彗星被称为'扫帚星'，因为它们拖曳着灰尘）

- "The Moon's phases change because of its orbit around Earth."（月相变化是因为月球绕地球运行）

- "Why do we have two sunrises and two sunsets a day？"（为什么一天中有两次日出和日落？）

宇宙探索的意义

- "The universe is vast and mysterious, and every discovery is like a new piece of the puzzle."（宇宙浩瀚神秘，每个发现都像拼图的新碎片）

- "Exploring space helps us understand not just our planet, but life in the universe."（探索太空不仅让我们了解地球，还揭示了宇宙中生命的奥秘）

- "The more we learn about the cosmos, the more we realize how small we are."（了解宇宙越多，就越能体会到人类的渺小）

这些句子通过生动的比喻和简洁的语言，揭示了宇宙探索中的核心概念和现象，适合作为科普阅读的素材。