Astronomy Distance Converters
Convert astronomical and space-scale distances across AU, light-years, parsecs, lunar distance, and standard metric or imperial units.
Explanation
This hub groups astronomy distance conversions used for educational, observational, and astrophysical scale comparisons. Unit relationships are normalized through fixed meter-based constants, including the exact astronomical unit definition and standard light-time/parsec relationships used in scientific references.
Astronomy Distance pages are organized by conversion direction so mirror leaves remain aligned and comparable.
Read more
Open a family hub to reach leaf pages with direct answers, calculator output, and reverse links built on the same constants.
Frequently Asked Questions
What units are included in this astronomy distance hub?
It includes AU, light-seconds, light-years, parsecs (pc, kpc, Mpc, Gpc), lunar distance, Earth/Solar radii and diameters, plus km, meters, and miles.
Are these conversion factors fixed constants?
Yes. Every factor is derived from fixed meter-based constants so mirror conversions remain consistent and reversible.
Can I use decimal inputs for very large distances?
Yes. Decimal values are supported for both near-Earth and deep-space scale conversions.