🌍 Earth Telemetry API

A Python + Flask backend service that fetches and serves live NASA EPIC Earth imagery.
It automatically refreshes data, caches the latest images, and exposes clean JSON + image endpoints.

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🚀 Features

• Flask API with GET /api/latest and /images/<file> routes
• Automated NASA EPIC fetch every few hours via APScheduler
• CORS-enabled for frontend access (Vercel)
• Persistent caching of image + metadata in /data
• Manual refresh endpoint (/api/refresh) to trigger fetch on demand

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🔗 Live Deployment

Render: https://earth-telemetry-api.onrender.com

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🧭 API Endpoints

Endpoint	Method	Description
/	GET	Health check + endpoint list
/api/latest	GET	Returns the latest metadata.json (Earth image + date/time)
/api/refresh	GET/POST	Manually triggers an image refresh
/images/<file>	GET	Serves cached image from /data/images

Example:

curl https://earth-telemetry-api.onrender.com/api/latest

🧩 Tech Stack

Python 3.10+ Flask Flask-CORS APScheduler Render Web Service

⚙️ Local Development

git clone https://github.com/Neo9Phoenix/earth-telemetry.git
cd earth-telemetry
python -m venv venv
venv\Scripts\activate
pip install -r requirements.txt
python backend/app.py

Then open → http://127.0.0.1:5000/api/latest

🛰️ Credits

Data provided by NASA EPIC API Developed by Neo