The Horn mansion (角宿, pinyin: Jiǎo Xiù) is one of the Twenty-eight mansions of the Chinese constellations. It is one of the eastern mansions of the Azure Dragon.
Asterisms
| English name | Chinese name | European constellation | Number of stars |
| Horn | 角 | Virgo | 2 |
| Flat Road | 平道 | Virgo | 2 |
| Celestial Farmland | 天田 | Virgo | 2 |
| Recommending Virtuous Men | 進賢 | Virgo | 1 |
| Tripod of the Zhou | 周鼎 | Coma Berenices | 3 |
| Celestial Gate | 天門 | Virgo | 2 |
| Justice | 平 | Hydra | 2 |
| Arsenal | 庫樓 | Centaurus | 10 |
| Pillars | 柱 | Centaurus/Lupus | 11 |
| Railings | 衡 | Centaurus | 4 |
| Southern Gate | 南門 | Centaurus | 2 |
| Chinese constellations |
|---|
| Three enclosures (三垣): |
| Purple Forbidden enclosure (紫微垣) | Supreme Palace enclosure (太微垣) | Heavenly Market enclosure (天市垣) |
| Four Symbols (四象) and Twenty-eight mansions (二十八宿): |
| East: Azure Dragon (青龍): Horn (角) | Neck (亢) | Root (氐) | Room (房) | Heart (心) | Tail (尾) | Winnowing Basket (箕) |
| South: Vermilion Bird (朱雀): Well (井) | Ghost (鬼) | Willow (柳) | Star (星) | Extended Net (張) | Wings (翼) | Chariot (軫) |
| West: White Tiger (白虎): Legs (奎) | Bond (婁) | Stomach (胃) | Hairy Head (昴) | Net (畢) | Turtle Beak (觜) | Three Stars (參) |
| North: Black Tortoise (玄武): Dipper (斗) | Ox (牛) | Girl (女) | Emptiness (虛) | Rooftop (危) | Encampment (室) | Wall (壁) |
