Planet Positions is a simple tool for getting the position of planets in the solar system. It returns the position of planets in the solar system.
Try it — live request, no key required
No key required to try it. Get a key to use it in your app.
{
"status": "ok",
"error": null,
"data": {
// Planet Positions response payload
}
}
About the Planet Positions API
Planet Positions works by analyzing the data provided and returning the position of planets in the solar system. It uses various sources to determine the position of planets in the solar system and returns the data.
Ways to call it
One endpoint, many ways in — REST with JSON, XML, YAML and CSV, plus GraphQL and an MCP interface for AI agents.
- JSON
- Default REST response
- XML
- Markup format
- YAML
- Human-readable
- CSV
- Tabular export
- GraphQL
- Query language
- MCP
- For AI agents
Other ways to use Planet Positions
Same data, same APIVerve account, same credit balance — one key works on all of them.
What does the Planet Positions API do?
How do I authenticate Planet Positions API requests?
How much does the Planet Positions API cost?
How fast is the Planet Positions API?
What response formats does the Planet Positions API support?
What HTTP method does the Planet Positions API use?
Request parameters — POST /v1/planetpositions
Sent as JSON in the request body. Premium parameters are accepted on every plan but only take effect on plans that include them. Anything not listed here is dropped rather than passed through.
Required
| Parameter | Type | Example | Description |
|---|---|---|---|
latRequired | number | 37.7749 | The latitude of the observer range -90-90 |
lonRequired | number | -122.4194 | The longitude of the observer range -180-180 |
planetRequired | string | mars | The planet to get position data forsunmoonmercuryvenusmarsjupitersaturnuranus+2 |
Optional
| Parameter | Type | Example | Description |
|---|---|---|---|
dateOptionalPremium | string | 01-16-2026 | The date to get planetary position data for (MM-DD-YYYY) date |
timeOptional | string | 21:00 | The time of day for the calculation (HH:mm format, 24-hour). Defaults to 00:00 if not provided time |
altOptional | number | 0 | The altitude of the observer in meters default 0 · range 0-inf |
curl -X POST "https://api.apiverve.com/v1/planetpositions" \
-H "x-api-key: YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"lat":37.7749,"lon":-122.4194,"planet":"Moon","date":"2025-04-15 10:37:00","time":"value","alt":52}'Authentication
Send your key in the x-api-key header. That is the only auth step — no token exchange, and no per-endpoint scope to configure.
| Header | When | Value |
|---|---|---|
x-api-keyRequired | Every request | Your API key. Header names are case-insensitive, so X-API-Key is the same header. |
AuthorizationAlternate | Instead of the above | Bearer <key> — for clients that only expose bearer auth. Resolves to the same account and the same billing. |
content-typeRequired | POST body | application/json |
A 401 means the key is missing, invalid or expired. A 403 means the key is valid but not permitted here — blocked by a key restriction or an IP allow-list. Running out of credits is a 429.
Response — POST /v1/planetpositions
Every APIVerve endpoint returns the same three top-level keys, so one response handler covers your whole integration: status, error and data. Only data changes shape.
{
"status": "ok",
"error": null,
"data": {
"planet": "Moon",
"isBelowHorizon": false,
"date": "2025-04-15T10:37:00Z",
"observer": {
"latitude": 37.7749,
"longitude": -122.4194
},
"rightAscension": {
"hours": 15,
"minutes": 13,
"seconds": 11
},
"declination": {
"degrees": -23,
"minutes": 10,
"seconds": 56
},
"distance": {
"km": 402457.36,
"lightTravelSeconds": 1.342,
"astronomicalUnits": 0.003
},
"siderealTime": {
"hours": 16,
"minutes": 2,
"seconds": 42
},
"hourAngle": {
"hours": 0,
"minutes": 49,
"seconds": 31
},
"vectors": {
"x": -0.0016452947779903913,
"y": -0.0018463324771434563,
"z": -0.0010590407236111441
}
}
}
Response fields
Paths are relative to data. Premium fields are absent rather than zeroed on plans that do not include them, so check for presence instead of comparing to 0.
| Field | Type | Example | Description |
|---|---|---|---|
planet | string | "Moon" | Name of the celestial body being observed |
isBelowHorizon | boolean | false | Whether the planet is below horizon at observation location |
date | string | "2025-04-15T10:37:00Z" | Observation date and time in ISO 8601 format |
observer | object | {...} | |
latitude | number | 37.7749 | Observer latitude in decimal degrees |
longitude | number | -122.4194 | Observer longitude in decimal degrees |
rightAscensionPremium | object | {...} | Right ascension coordinates of the planet |
hoursPremium | number | 15 | Right ascension hours component (0-23) |
minutesPremium | number | 13 | Right ascension minutes component (0-59) |
secondsPremium | number | 11 | Right ascension seconds component (0-59) |
declinationPremium | object | {...} | Declination coordinates of the planet |
degreesPremium | number | -23 | Declination degrees component (-90 to 90) |
minutesPremium | number | 10 | Declination minutes component (0-59) |
secondsPremium | number | 56 | Declination seconds component (0-59) |
distancePremium | object | {...} | Distance to the planet in various units |
kmPremium | number | 402457.36 | Distance to planet in kilometers |
lightTravelSecondsPremium | number | 1.342 | Light travel time in seconds from planet |
astronomicalUnitsPremium | number | 0.003 | Distance in astronomical units (AU) |
siderealTimePremium | object | {...} | Local sidereal time at observation |
hoursPremium | number | 16 | Local sidereal time hours component (0-23) |
minutesPremium | number | 2 | Local sidereal time minutes component (0-59) |
secondsPremium | number | 42 | Local sidereal time seconds component (0-59) |
hourAnglePremium | object | {...} | Hour angle from the meridian |
hoursPremium | number | 0 | Hour angle hours component from meridian |
minutesPremium | number | 49 | Hour angle minutes component from meridian |
secondsPremium | number | 31 | Hour angle seconds component from meridian |
vectorsPremium | object | {...} | Position vector components |
xPremium | number | -0.0016452947779903913 | X component of planet position vector |
yPremium | number | -0.0018463324771434563 | Y component of planet position vector |
zPremium | number | -0.0010590407236111441 | Z component of planet position vector |
Response headers
Every response carries your balance, so your own code always knows where it stands without polling anything. All four are exposed to browsers through CORS.
| Header | What it carries |
|---|---|
x-api-remaining-credits | Credits left in the current cycle |
x-api-credits-used | Credits spent in the current cycle |
x-api-max-credits | The allowance for the cycle |
x-api-version | Version of the endpoint that answered |
Errors
Read the HTTP status first, then error for the specific reason. The body names the parameter that has to change.
| Status | Meaning | What to do |
|---|---|---|
400 | Input was rejected | Read error; it names the parameter that has to change. |
401 | Key missing or invalid | Check the header name and the key value. |
403 | Key valid, but not permitted here | A key restriction or an IP allow-list — never a bad key. |
429 | Rate limited, or out of credits | Read error to tell them apart, then back off or top up. |
What a call costs — 2 credits per call
Credits are shared across every APIVerve API — one balance, one key, one bill. Failed requests never count against it, so a rejected input costs nothing.
| Plan | Per month | Credits | Planet Positions calls | Per 1,000 calls |
|---|---|---|---|---|
| Free | Free | 200 | 100 | Free |
| Starter | $29.99 | 200,000 | 100,000 | $0.30 |
| Pro | $99.99 | 1,000,000 | 500,000 | $0.20 |
| Mega | $299.99 | 4,000,000 | 2,000,000 | $0.15 |
Calls are what the credits buy at this API's rate — spend them here, on any of the other APIs, or across both. Nothing is reserved per endpoint.
Call it from cURL — POST /v1/planetpositions
No SDK to install — this is a plain HTTPS call to /v1/planetpositions with your key in the x-api-key header. Swap in a real key and it runs as-is.
curl "https://api.apiverve.com/v1/planetpositions" \
-H "x-api-key: YOUR_API_KEY"Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from Node.js — POST /v1/planetpositions
Install the Node.js SDK, then call the Planet Positions API with your key. The client wraps the same HTTPS request, so anything it returns is what the endpoint returns.
npm install @apiverve/planetpositionsconst res = await fetch("https://api.apiverve.com/v1/planetpositions", {
headers: { "x-api-key": "YOUR_API_KEY" },
});
const { data } = await res.json();
console.log(data);Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from Python — POST /v1/planetpositions
No SDK to install — this is a plain HTTPS call to /v1/planetpositions with your key in the x-api-key header. Swap in a real key and it runs as-is.
import requests
res = requests.get(
"https://api.apiverve.com/v1/planetpositions",
headers={"x-api-key": "YOUR_API_KEY"},
)
print(res.json()["data"])Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from C# / .NET — POST /v1/planetpositions
Install the C# / .NET SDK, then call the Planet Positions API with your key. The client wraps the same HTTPS request, so anything it returns is what the endpoint returns.
dotnet add package APIVerve.API.PlanetPositionsusing var client = new HttpClient();
client.DefaultRequestHeaders.Add("x-api-key", "YOUR_API_KEY");
var json = await client.GetStringAsync("https://api.apiverve.com/v1/planetpositions");
Console.WriteLine(json);Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from Go — POST /v1/planetpositions
No SDK to install — this is a plain HTTPS call to /v1/planetpositions with your key in the x-api-key header. Swap in a real key and it runs as-is.
req, _ := http.NewRequest("GET", "https://api.apiverve.com/v1/planetpositions", nil)
req.Header.Set("x-api-key", "YOUR_API_KEY")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from PHP — POST /v1/planetpositions
No SDK to install — this is a plain HTTPS call to /v1/planetpositions with your key in the x-api-key header. Swap in a real key and it runs as-is.
$ch = curl_init("https://api.apiverve.com/v1/planetpositions");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-api-key: YOUR_API_KEY"]);
$response = curl_exec($ch);
echo $response;Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from Ruby — POST /v1/planetpositions
No SDK to install — this is a plain HTTPS call to /v1/planetpositions with your key in the x-api-key header. Swap in a real key and it runs as-is.
require "net/http"
uri = URI("https://api.apiverve.com/v1/planetpositions")
req = Net::HTTP::Get.new(uri)
req["x-api-key"] = "YOUR_API_KEY"
res = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |h| h.request(req) }
puts res.bodyResources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Zero-code embed — one snippet, no backend
Drop an interactive Planet Positions form onto any page. The widget calls the API for you, so no key ever appears in your markup and there is nothing to deploy.
Changelog — Planet Positions API
Every change to this endpoint, newest first. Breaking changes ship as a new version and the previous one keeps serving — response fields are added, never removed or retyped in place, so an integration written against v1 keeps working.
Entries are picked up from dated catalog snapshots, so the first one appears after the next snapshot that moves something. A period where nothing changed produces no entry — silence is a valid changelog for the Planet Positions API.
Astrology
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