星星
xīngxing · HSK 2
star
⭐⭐ 星 = sun 日 + born 生 (stars are born of the sky)
星 doubles to 星星, a cozy reduplication meaning star/stars. The character 星 stacks 日 (sun) over 生 (to grow/be born) — the old sense of small bright things sprouting from the night sky.