# Services from nasa-x402.vercel.app on Zero

> nasa-x402.vercel.app serves 3 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/nasa-x402.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/nasa-x402.vercel.app/health.json

## Services

- [NASA Near-Earth Object (NEO) Asteroid Tracker](https://www.zero.xyz/c/nasa-x402-vercel-app-493fb672/llms.txt): $0.003/call via x402. Returns asteroids making close approaches to Earth within a specified date range (up to 7 days), including size, velocity, miss distance, and hazard classification.
- [NASA Astronomy Picture of the Day (APOD)](https://www.zero.xyz/c/nasa-x402-vercel-app-5ad544a4/llms.txt): $0.002/call via x402. Returns NASA's featured astronomy image or video for a given date, including title, explanation, and media URL
- [NASA Image and Video Library Search](https://www.zero.xyz/c/nasa-x402-vercel-app-03d6c9ea/llms.txt): $0.002/call via x402. Searches NASA's archive of 140,000+ space images and videos by keyword, returning titles, descriptions, thumbnails, and metadata

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)