Photography planning tools
Photography planning tools
Know exactly where the light will be.
Precise golden hour, moonrise, and Milky Way calculations for any location on Earth. Powered by NASA JPL DE441 ephemeris data.
Detecting your location…
Málaga, Spain
8 May 2026 · 15:45
The curved line across the globe separates day from night. It updates in real time as the Earth rotates.
Planning tools
Golden Hour Calculator
Precise golden hour, blue hour, and twilight times for any location. Monthly calendar with duration trends.
LiveMoon Calendar
Lunar phase, rise/set times, and astrophotography ratings. Plan your moonrise shots months ahead.
LiveSky Planner
Interactive map with sun/moon arcs, planet positions, and complete light timeline. Your shoot, planned.
In developmentMilky Way Planner
Galactic center visibility windows. Dark sky ratings. Seasonal calendar for your latitude.
In developmentCelestial Events
Eclipse paths, meteor shower peaks, planetary conjunctions. Photography guides for every event.
In developmentPhoto Calculators
Depth of field, hyperfocal distance, ND filter exposure, timelapse, spot stars (500/NPF rule), field of view.
LiveArticles & Guides
Editorial guides on astrophotography, golden hour technique, equipment reviews, and dark sky destinations.
In developmentSupport this project
Astrian Light is built by an independent developer with no external funding. Every tool is free and powered by NASA JPL DE441 ephemeris data.
If these tools help you plan better shots, consider supporting the project.
Support on Ko-fiko-fi.com/astrianapp