刘歆
Liu Hsin Crater is a crater in the Phaethontis quadrangle of Mars, located at 53.6°S latitude and 171.6°W longitude. It is 137.0 km in diameter and was named after Liu Xin. Liu Hsin (also spelled Xin) was a Chinese astronomer, historian, and editor during the Western Han Dynasty (206 BCE to 9 CE) and the Xin Dynasty (9 to 23 CE).