Astronomy DistanceAstronomical Units to Meters

Astronomical Units to Meters

Snapshot

1 Astronomical Unit equals 149,597,870,700 Meters. Conversion Encyclopedia uses the same fixed conversion basis across the calculator, common values, and reverse page for this page.

Reference basis: This conversion uses a fixed factor based on canonical reference constants.
Example: For 2 Astronomical Units, the result equals 299,195,741,400 Meters.
Use the reverse page if you need the opposite direction with the same basis.

Use the interactive calculator below for custom values and the common-value table for quick checks.

Interactive conversion

Converter Calculator

149,597,870,700 Meters (m)

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Machine access

Available to apps and AI agents

Astronomical Units to Meters can be requested through Conversion Encyclopedia's structured interfaces by software and compatible AI agents. The identifiers below select the same calculation as the calculator.

Machine-readable identifiers

Conversion family: astronomy-distance
Source unit: astronomical_units
Target unit: meters

The JSON API and OpenAPI specification use the identifiers to reach the conversion engine. WebMCP lets compatible AI agents request the same calculation.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "astronomy-distance",
  "value": 1,
  "from": "astronomical_units",
  "to": "meters"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "astronomy-distance",
    "value": 1,
    "from": "astronomical_units",
    "to": "meters",
    "result": {
      "raw": 149597870700,
      "display": "149,597,870,700"
    },
    "canonicalPath": "/astronomy-distance/astronomical-units-to-meters/"
  }
}

Full API documentation

Explanation

Formula: Meters = Astronomical Units × 149,597,870,700. Why: AU, lunar distance, and planetary radius or diameter units are tied to fixed astronomy reference constants, so the route moves through one meter-based normalization path.

Astronomical Units (AU): a standard astronomy distance unit defined exactly as 149,597,870,700 meters, commonly used for Solar System scales.

Meters (m): the SI base unit of length, used here as the normalization basis for all astronomy distance routes.

This route is useful when translating everyday metric or imperial distances into astronomy reference scales, or when expressing astronomy scales in more familiar distance units.

This conversion is purely multiplicative because both units reduce through meters using fixed astronomical or geometric reference constants with no offset.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Astronomical Unit = 149,597,870,700 Meters.
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Astronomical Units (AU)	Meters (m)
1	149,597,870,700
2	299,195,741,400
5	747,989,353,500
10	1,495,978,707,000
100	14,959,787,070,000
1,000	149,597,870,700,000

Questions & answers

Frequently Asked Questions

How is Astronomical Units to Meters calculated?

The factor is derived by reducing both units to meters and applying the fixed astronomy reference constants for AU, light-seconds, or lunar-distance scales.

How do I reverse Astronomical Units to Meters?

Use the mirror Meters to Astronomical Units route; it applies the inverse relationship for the opposite direction with the same assumptions.

Can I use decimal values for Astronomical Units to Meters?

Yes. Decimal inputs are supported for Astronomical Units to Meters, and the mirror direction keeps inverse assumptions aligned.