United States Naval Observatory

The United States Naval Observatory (USNO) is a federal agency that plays a crucial role in timekeeping and navigation. Established in 1830, its primary functions include maintaining precise time, which is essential for navigation at sea and in aviation. The USNO also conducts astronomical research and provides data on celestial bodies, helping in both scientific exploration and practical applications like satellite positioning. Its work supports various government agencies and contributes to global time standards, ensuring accurate timekeeping necessary for modern technology and communications.