Do you know Uranus（天王星）?
It is one of the eight planets in our solar system（太阳系）.
Its color is blue-green.
The planet is very far away from the sun.
So it is very cold.
It is the coldest planet in the solar system.
It is about -200C.
Now Uranus has a new title.
It is the most smelly （最臭的）planet.
Scientists from the UK found a special gas in the air of Uranus.
It is hydrogen sulfide（硫化氢）.
How does it smell?
When eggs go bad,they smell like this.
This gas gives Uranus a bad smell.
This is the first time scientists have found this gas on Uranus.
They found it with a huge telescope（望远镜）.
Did you know?
There are only two seasons on the Uranus.
They are winter and summer.
Each one can last 42 years!
word bank
title [ˈtaɪtl] 名称
gas [gæs] 气体
huge [hju:dʒ] 巨大的
文章摘录自21世纪学生英文报 小学
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