A little closer to the cosmos.

One question, one clear way forward. Start with the archive, find a date that matters, or bring a little space to your Home Screen.

Learn what NASA APOD publishes, how its archive works, and how to explore astronomy pictures and explanations on iPhone.

Find the APOD published on your birthday, understand dates before 1995, and see how NASA’s Hubble birthday tool differs.

Add a DailyApod Home Screen widget, choose a size and content type, and troubleshoot a missing or outdated astronomy picture.

Look up a historical NASA APOD by year, month, and day, and understand missing entries, time zones, and publication dates.