Astronomy SizeEarth Radii to Meters

Earth Radii to Meters

Methodology·How We Verify

Snapshot

1 Earth Radius equals 6,371,008.8 Meters.

Reference basis: This conversion uses fixed astronomy size constants anchored to meters.
Example: For 2 Earth Radii, the result equals 12,742,017.6 Meters.

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

6,371,008.8 Meters (m)

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API and AI agent access

Earth Radii to Meters.

Machine-readable identifiers

Conversion family: astronomy-size
Source unit: earth_radii
Target unit: meters

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "astronomy-size",
  "value": 1,
  "from": "earth_radii",
  "to": "meters"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "astronomy-size",
    "value": 1,
    "from": "earth_radii",
    "to": "meters",
    "result": {
      "raw": 6371008.8,
      "display": "6,371,008.8"
    },
    "canonicalPath": "/astronomy-size/earth-radii-to-meters/"
  }
}

API, OpenAPI and WebMCP documentation

Explanation

Earth Radii convert into meters using fixed astronomy size constants anchored to meters. Formula: m = R_earth × 6371008.8. That keeps the snapshot, calculator, table, and mirror page aligned on one constant basis.

It is useful for comparing planetary, stellar, and orbital-scale size references without switching between inconsistent reference tables.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Earth Radius = 6,371,008.8 Meters.
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Earth Radii (R_earth)	Meters (m)
1	6,371,008.8
2	12,742,017.6
5	31,855,044
10	63,710,088
100	637,100,880
1000	6,371,008,800

Questions & answers

Frequently Asked Questions

What is 1 earth radius in meters?

1 Earth Radius equals 6,371,008.8 Meters on this page.

Does this Earth Radii to Meters page convert through meters first?

Yes. Standard metric units act as the shared size basis, and the astronomy reference unit is then applied through its fixed meter constant.

When would I convert earth radii to meters?

This route is useful when expressing planetary or stellar size references in metric units, or restating metric sizes in familiar astronomy reference scales.

How do I reverse Earth Radii to Meters?

Use the mirror Meters to Earth Radii route; it reverses the same astronomy size constants without changing the underlying assumptions.