Which celestial body has a structure named after Alfonso X?
Mars
Jupiter
Saturn
Moon
Answer
Alfonso X was a 13th-century king of Castile and León who was a noted patron of the arts and sciences. He commissioned the creation of the Alfonsine Tables, an astronomical almanac that was used for centuries. One of the structures on the Moon that was named after Alfonso X is Alfonso X crater.
A Royal Legacy Unveiled: Quiz on Alfonso X of Castile, the Visionary King