Planets — a new photo of the Universe from NASA, every day.
Inside:
• Daily Astronomy Picture of the Day (APOD) photos and videos
• Explanations by professional astronomers, with source links
• Fullscreen viewer with pinch-to-zoom — explore craters and nebulae up close
• Offline mode: issues are cached and open without internet
• Dark space theme
Rediscover the cosmos — free, no sign-up, no ads.
Data: NASA open archive at science.nasa.gov
Last updated on 2026年10月15日
First Release
