Convert light years (ly) to micrometers (μm) with formulas, examples, and conversion tables.
How to Convert light years to micrometers
To convert light years to micrometers, multiply the value by 9.461e21.
The Formula
micrometers = light years × 9.461e21
Key Fact
1 light year = 9.461e21 micrometers
Tip: To convert micrometers back to light years, divide by 9.461e21.
About Light Years and Micrometers
What is a Light Year?
The light year (ly) is a unit of length in the astronomical system. One light year equals 9461000000000000 meters.
What is a Micrometer?
The micrometer (μm) is a unit of length in the metric system. One micrometer equals 0.000001 meters.