Convert 1,000 Light Years to Kilometers
How far is 1,000 light years? How long is 1 thousand light years in kilometers? 1,000 ly to km conversion.
From
To
swap units ↺
1,000 Light Years =
9,460,730,472,580,800 Kilometers
exact result
Decimal places
Result in Plain English
1,000 light years is equal to about 9.46 quadrillion kilometers.
In Scientific Notation
1,000 light years
= 1 x 103 light years
≈ 9.46073 x 1015 kilometers
Light Years
A light year is the distance that light travels in one year. The year used by the International Astronomical Union is 365.25 days. A light year is defined as exactly 9,460,730,472,580.8 kilometers.
Kilometers
A kilometer, or kilometre, is a unit of length equal to 1,000 meters, or about 0.621 miles. In most of the world, it is the most common unit for measuring distance between places.