After cross-referencing working APOD entries, I landed on this gold standard:
The APOD image may have been moved or the direct link is outdated. Fix: Go to the explanation page (e.g., https://apod.nasa.gov/apod/apYYMMDD.html ) and right-click the main image to copy the image address. Alternatively, use the “Original” link below the image if available. nasa gov https apodnasagov apod archivepixfullhtml fixed