Category: Weather · Auth: key · Status today: OK (HTTP 200) · 776 ms
This is the exact probe the sentinel runs daily — one read-only GET:
curl -s 'https://api.nasa.gov/planetary/apod?api_key=DEMO_KEY'Captured 2026-08-16 00:29 UTC (application/json, first 400 chars):
{"copyright":"Clear Skies","date":"2026-08-15","explanation":"Known for its bright and fast meteors, the annual Perseid Meteor Shower comes to planet Earth's skies from a radiant in the heroic constellation Perseus. The popular northern summer celestial spectacle is created as grains of dust cast off along the orbit of periodic comet 109P/Swift-Tuttle vaporize in Earth's dense atmosphere, tracing Checked 2026-08-16 00:29 UTC by the Free Tier Sentinel. Machine-readable: api-health.json.