How long is a light-year in km?

Answer Light-years are a unit of distance that is equal to how far light can travel over a year. A light-year is equivalent to 9,500,000,000,000 kilometers. Light-years represent a useful unit when discus... Read More »

Top Q&A For: How long is a light-year in km

How long does light take to travel a distance of one light year?

Light takes one year to travel the distance of one light year. A "light year" is the distance that light can travel in 365 days. Light travels a distance of about 5,900,000,000,000 miles or about 9... Read More »

How long is a light year in km?

One light year is equivalent to 9.5 trillion kilometers. A light year is a unit of distance measuring light's travel in one year. Light moves about 300,000 kilometers per second. This means that in... Read More »

How long is a light-year in kilometers?

According to the National Aeronautics and Space Administration (NASA), a light-year is 9.5 trillion kilometers. This is the distance that light travels in a year and is a convenient unit of length ... Read More »

How long is a light-year in meters?

A light-year equates to 9.460730473e+15 meters, or 9,460,730,473,000,000 meters, according to the Accelware unit conversion calculator. This number can vary slightly in the real world because of di... Read More »