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The Photographer's Ephemeris
A free AIR based program to assist the planning of landscape photography shoots...
Photography plan photo shoot planner plan photo shoot photography planner
Astronomical Calendar
Display various information about the sun and moon, like solar day, lunar day, sunrise and sunset...
JStars
Free and open source astronomical application for your Mac...
view astronomical astronomical ephemeris view sun information view moon info
XEphem
Full-featured astronomy application for all UNIX-like systems...