Get Code! A kilometer , or kilometre, is a unit of length equal to 1,000 meters, or about 0.621 miles. Since there are various definitions for the length of a year, there are correspondingly slightly different values for a lightyear. So how far does light go in a year? Type in unit ADD THIS CONVERTER ON YOUR WEBSITE: Add Light Year to Kilometer converter to your website to use this unit converter directly. You can view more details on each measurement unit: km or light years The SI base unit for length is the metre. Type in your own numbers in the form to convert the units! One lightyear corresponds to about 9.461e15 m, 5.879e12 mi, or 63239.7 AU, or 0.3066 pc. Before using any of the provided tools or data you must check with a competent authority to validate its correctness. as English units, currency, and other data. Since there are various definitions for the length of a year, there are correspondingly slightly different values for a lightyear. We want to see your websites and blogs. This distance is measured by how far light can travel in a year. A light year, abbreviated ly, is the distance light travels in one year: roughly 9.46 × 1012 kilometres (9.46 petametres, or about 5.88 × 1012 (nearly six trillion) miles). light years or Feel hassle-free to account this widget as it is 100% free. We assume you are converting between kilometre and light year. Terms and Conditions and Privacy Policy. Then click the Convert Me button. Between ly and km measurements conversion chart page. Feel hassle-free to account this widget as it is 100% free. This stellar distance and parallax calculator determines the distance to a nearby star in light-years and parsecs from its stellar parallax measured in arcseconds and vice versa.. Feel hassle-free to account this widget as it is 100% free. A light year, abbreviated ly, is the distance light travels in one year: roughly 9.46 × 1012 kilometres (9.46 petametres, or about 5.88 × 1012 (nearly six trillion) miles). Whilst every effort has been made to ensure the accuracy of the metric calculators and charts given on this site, we cannot make a guarantee or be held responsible for any errors that have been made. Use this page to learn how to convert between light years and kilometres. Your value gets instantly converted to all other units on the page. light years to stadium Our full terms & conditions can be found by clicking here. A lightyear is the distance that light travels in one year. light years to rood.