1,000,000 kilometers is equal to approximately 0.0000 light-years. This shows that 1 million kilometers is a very small distance when compared to the scale of light-years used in astronomy.

Light-years are used to measure immense distances in space. One light-year is about 9.46 trillion kilometers, so 1 million kilometers is a tiny fraction of that vast distance.

You would typically convert kilometers to light-years when discussing distances between stars or galaxies, where kilometers become an impractical unit due to their small scale.

A light-year is the distance that light travels in a vacuum in one Julian year (365.25 days). It is approximately 9.46 trillion kilometers or 5.88 trillion miles.