This document provides biographical information about the French astronomer Urbain Le Verrier. It states that he lived from 1811 to 1877, studied at the Ecole polytechnic in France, and received a degree in mathematics and celestial mechanics. It notes that he was the first person to discover Neptune using mathematical calculations and predictions about Mercury's orbit, rather than telescopic observation. The document discusses how Le Verrier inspired other astronomers and explains that his discovery showed the power of mathematics to reveal unknown aspects of the solar system.