Astronomy
Sun and moon data for any location — works offline.
Sun Calculator
Sunrise, sunset, solar noon, golden hour and twilight times for any date and location.
Moon Calculator
Moon phase, illumination percentage, moonrise and moonset times.
Solar & Lunar Eclipses
Upcoming eclipse dates, visibility regions and eclipse paths through 2035.
Meteor Showers
Annual meteor shower calendar — peak dates, ZHR rates, and best viewing conditions.
Seasons & Equinoxes
Equinox and solstice dates for any year. Daylight hours chart — both hemispheres.
Outdoor Planner
Sunrise, golden hour, and 7-day weather — optimise shoots, hikes, and stargazing.