星球 HSK 7-9 xīngqiú thriving; flourishing; prosperity Examples 地球是一颗星球 dìqiú shì yì kē xīngqiú Earth is a planet 遥远的星球 yáoyuǎn de xīngqiú Distant planets 探索星球 tànsuǒ xīngqiú Explore the planets