Hill radius of a planet in AU and km from its mass, orbit, eccentricity and star
Hill radius of a planet in AU and km from its mass, orbit, eccentricity and star mass, with the stable-moon region.
Answeringour last check, 2026-10-21
1 of 1checks answered this week
292 msmedian answer time
$0.02listed price per call
$0.02price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://exoplanets-nasa.x402tookit.com/hill-radius
| Category | Everything else |
|---|---|
| Provider host | exoplanets-nasa.x402tookit.com |
| Networks | eip155:137, eip155:42161, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-21 | valid payment request | 402 | $0.02 | 292 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"eccentricity": 0.0167,
"massUnit": "earth",
"orbitAu": 1,
"planetMass": 1,
"starMassSolar": 1
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"eccentricity": {
"description": "Orbital eccentricity 0 to 0.99 (default 0)",
"type": "number"
},
"massUnit": {
"description": "earth (default) or jupiter",
"type": "string"
},
"orbitAu": {
"description": "Semi-major axis in AU, 0.001 to 10000",
"type": "number"
},
"planetMass": {
"description": "Planet mass value, 0.001 to 100000",
"type": "number"
},
"starMassSolar": {
"description": "Star mass in solar masses, 0.05 to 100 (default 1)",
"type": "number"
}
},
"required": [
"planetMass",
"orbitAu"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"hillRadiusAu": {
"type": [
"null",
"number"
]
},
"hillRadiusInEarthRadii": {
"type": [
"null",
"number"
]
},
"hillRadiusInJupiterRadii": {
"type": [
"null",
"number"
]
},
"hillRadiusKm": {
"type": [
"null",
"number"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"planetMassSolar": {
"type": [
"null",
"number"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"source": {
"type": [
"null",
"string"
]
},
"stableProgradeAu": {
"type": [
"null",
"number"
]
},
"stableProgradeKm": {
"type": [
"null",
"number"
]
},
"stableRetrogradeAu": {
"type": [
"null",
"number"
]
},
"stableRetrogradeKm": {
"type": [
"null",
"number"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}