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.
A parsec (pc) is a unit of length used in astronomy, representing the distance at which one astronomical unit subtends an angle of one arcsecond, approximately 3.086 trillion kilometers (about 3.262 light years).