---
title: "Stream Lunar Phase"
method: POST
path: "/stream/lunar-phase"
tags: ["Real-time Streaming"]
---

# Stream Lunar Phase

`POST /stream/lunar-phase`

Current 8-phase + countdown to next major phase.

## Request body

- EmptyBody — This endpoint reads nothing from the request body. Send {} (or any object, which is ignored).

## Response `200`

Successful calculation

- object
  - `ok` boolean
  - `data` object
    - `phase` string, nullable
    - `illuminationPct` number, nullable

## Other responses

- `400` — Validation error
- `401` — Missing or invalid API key

---

[API](https://skmtc.net/astroway/apis/astroway-calculation-api.md) · [All operations](https://skmtc.net/astroway/apis/astroway-calculation-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/astroway/astroway-calculation-api/revisions/6828e5609564/schema)