Astronomical Unit Converter
Convert between astronomical units (AU), light-years, parsecs, kilometers, and miles. Handles the vast distances of space with scientific notation for extreme values.
How to Use Astronomical Unit Converter
The Astronomical Unit Converter handles the immense distances of space by converting between astronomical units (AU), light-years, parsecs, kilometers, and miles. Enter a distance in any unit and see all equivalent values. Uses scientific notation for very large or very small numbers. Perfect for astronomy students, space enthusiasts, and anyone working with cosmic distances. One AU equals the Earth-Sun distance, one light-year is how far light travels in a year, and one parsec is about 3.26 light-years.
Step-by-Step Instructions
- Enter the distance value to convert
- Select the source unit (AU, light-year, parsec, km, or miles)
- Click Convert to see all equivalent values
- Results use scientific notation for extreme values
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