Go the distance with easy unit conversions. Whether you're measuring in miles or meters, kilometers or yards, our tool helps you cross the finish line without breaking stride.
The kilometer is a unit of length equal to 1000 meters. It's commonly used for longer distances such as between cities or countries.
An astronomical unit (AU) is a unit of length used in astronomy, representing the average distance between the Earth and the Sun, approximately 149.6 million kilometers (about 93 million miles).