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NASA APIs

Astronomy picture of the day, Mars rovers, asteroids and more. DEMO_KEY works instantly.

StatusLive · verified 23 Oct 2026 · 672 ms
AuthenticationFree API key (signup)
Browser CORSYes — works from front-end code
Free limitsFree key; DEMO_KEY: 30 req/hr
Official docs ↗ ▶ Open the playground

▶ Live playground

This runs in your browser, straight against the real API. Edit the URL and experiment — break nothing, learn everything.

Press Run to call NASA APIs live.

📸 Real response, captured by us

Not a mockup — this is what NASA APIs actually returned when we verified it on 23 Oct 2026 (in 672 ms).

{
  "date": "2026-10-23",
  "explanation": "Looking toward the north from Mullion, New South Wales, Australia, the Andromeda Galaxy never gets more than a few degrees above the horizon. During the southern hemisphere spring, Andromeda is highest in the sky around midnight though. And in this telephoto scene from October 10/11, multiple exposures were used to reveal the spiral galaxy in tantalizing detail as it climbed above rolling Australian hills. Also known as M31, the Andromeda Galaxy is one of the brightest objects in the Messier catalog, but is only visible to the unaided eye as a small, faint, fuzzy patch. Digitally tracked and stacked frames were combined with a foreground shot in th

💻 Copy-paste code

Three ways to call NASA APIs — pick your weapon.

// NASA APIs — no build step, no library. Just fetch.
const res = await fetch("https://api.nasa.gov/planetary/apod?api_key=DEMO_KEY");
const data = await res.json();
console.log(data);

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📜 Full check history & uptime · Status as JSON · Health score: C · 60/100

🔔 Watch this API — a quiet feed that only speaks the week its status changes (down, recovered, reclassified). How it works

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