{"entry":{"slug":"nasa-open-api","name":"NASA Open APIs","category":"api","summary":"NASA imagery, astronomy picture of the day, near-earth objects and Mars photos.","description":"","auth_mode":"api_key query parameter (DEMO_KEY works)","endpoint":"https://api.nasa.gov/planetary/apod","docs_url":"https://api.nasa.gov/","tags":["science","open-data"],"capabilities":["space imagery","astronomy data","near earth objects"],"auth_params":[{"name":"api_key","location":"query","required":true}],"input_format":"Query parameters","output_format":"application/json","rate_limit":"30 req/hour with DEMO_KEY, 1k/hour with a key","pricing":"Free","invocation_example":"curl 'https://api.nasa.gov/planetary/apod?api_key=DEMO_KEY'","verified":false,"verified_at":null,"featured":false,"checks_total":4,"checks_ok":4,"avg_latency_ms":676,"reports_count":0,"health_ok":true,"health_status_code":403,"health_checked_at":"2026-09-22T09:54:40.697+00:00","health_latency_ms":751,"probe_url":null}}