Astronomical Unit Converter
Convert astronomical units to other distance units. The Earth-Sun distance measurement.
1 AU =
149,600,000 km
All Conversions
149,600,000
Kilometers
92,960,000
Miles
8.317
Light Minutes
1.5810e-5
Light Years
Formula
1 AU = 149,597,870.7 km
Quick Reference
1 AU
= Earth-Sun distance
Mars orbit
= 1.52 AU
Jupiter orbit
= 5.2 AU
Neptune orbit
= 30 AU
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: NIST Guide to SI Units
by National Institute of Standards
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.