Convert Light Years to Miles: 5.879e+12 Explanation and Conversion Guide

In summary, a light year is a unit of measurement used in astronomy to measure vast distances in space, equal to the distance that light travels in one year (approximately 5.879 trillion miles). To convert light years to miles, you can use the formula 1 light year = 5.879e+12 miles, which represents the number 5.879 multiplied by 10 to the power of 12. This is because scientific notation is used to represent very large or very small numbers in a more concise and readable format. Light years can also be converted to other units of measurement such as kilometers, meters, or parsecs, using different conversion factors. Scientists use light years instead of miles to measure distances in space because it is
  • #1
TaurusSteve
24
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TL;DR Summary
One light year explained.
5.879e+12. So that is what comes up if you convert one light year to miles. My question is, what does the 'e' mean? I see it quite a bit.
 
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  • #2
It's standard computer and calculator notation for "times ten to the power". So it's saying that one light year is 5.879×1012 miles.
 
  • #3
Ibix said:
It's standard computer and calculator notation for "times ten to the power". So it's saying that one light year is 5.879×1012 miles.
Thanks. So 10 times 12 times
 
  • #4
TaurusSteve said:
Thanks. So 10 times 12 times
If you mean 5.879×10×10×10×...×10 with twelve ×10s, yes.
 

1. What is the conversion factor for light years to miles?

The conversion factor for light years to miles is approximately 5.879e+12, which means that one light year is equal to 5.879 trillion miles.

2. How do I convert light years to miles?

To convert light years to miles, you can use the conversion factor of 5.879e+12. Simply multiply the number of light years by 5.879e+12 to get the equivalent distance in miles.

3. Why do we use scientific notation for the conversion factor?

Scientific notation is used for very large or very small numbers, such as 5.879e+12, to make them easier to read and work with. In this case, it represents 5.879 x 10^12, which is a more manageable number than 5.879 trillion.

4. Can light years be converted to other units of distance?

Yes, light years can be converted to other units of distance, such as kilometers or astronomical units (AU). However, the conversion factor will be different for each unit, so it is important to use the correct factor for the desired unit of measurement.

5. Is it possible to convert miles to light years?

Yes, it is possible to convert miles to light years by using the inverse of the conversion factor. In this case, the conversion factor would be 1/5.879e+12, which is approximately 1.701e-13. This means that one mile is equal to 1.701e-13 light years.

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