wǔ xīng
the five visible planets, namely: Mercury 水星, Venus 金星, Mars 火星, Jupiter 木星, Saturn 土星
wǔ xīng hóng qí
five-starred red flag (PRC national flag)
rì yuè wǔ xīng
sun, moon and the five visible planets
hóng wǔ xīng qí
name of the flag of the People's Republic of China