NASA ADS — API status & change history

NASA Astrophysics Data System

Last checked 2026-07-11T04:05 UTC — HTTP 202, 463 ms. 30-day uptime: 100.00%.

14-day latency:

Auth: OAuth · HTTPS: yes · Docs

Monitor this API — free, unlimited catalog subscriptions.

Change history

No confirmed changes yet. That's a good sign.