Sun and Moon Tools
18 tools available
Plan around the sun and the moon anywhere on Earth. Look up sunrise, sunset, twilight and moonrise times, see where the sun and moon are in the sky, and find the best light for photos or the darkest nights for stargazing, right in your browser.
Find the morning and evening golden hour and blue hour for any place and date, with the start, end and length of each, to plan photos in the best natural light.
Calculate how many hours of daylight a day has at any place, how much that changed since yesterday, and the times of sunrise, sunset and solar noon.
A full-width calendar showing the moon phase and illumination percentage for every day, computed with suncalc.
Calculate the time of sunrise based on the geographic coordinates and date.
Calculate the time of sunset based on the geographic coordinates and date.
See the moon's phase for any date and time: a picture of the moon, how much of it is lit, its age and distance, and when the next full and new moon are.
Find when the moon rises and sets on any date at any place, in the place's local time, with the moon's phase and how much of it is lit.
Get civil, nautical and astronomical dawn and dusk times plus sunrise and sunset for any place and date, with notes for white nights and polar days.
Shows on a map where the sun and the moon rise and set on a chosen day, and where they are at a chosen time. Click the map or drag the pin to pick your spot for photo and outdoor planning.
Find where the sun is in the sky for any place, date and time: its compass direction (azimuth) and its height above the horizon (elevation), shown on a compass and a side view.
Work out how long an object's shadow is and which way it points for any place, date and time, from the object's height and the sun's position.
Find the times the sun climbs to and sinks back through any angle above or below the horizon on a given day, how long it stays above it, and how high it gets at solar noon.
Draw a sun path diagram for any place and date: the sun's track across the sky with its whole hours, next to the solstice and equinox paths. Download it as PNG, JPG, WebP or SVG.
Find out how many hours of direct sun a window gets on any day and when the sun first and last shines in. Pick the direction it faces and how high buildings or trees in front reach, and see the direct sun through the year.
Compare clock time with sun time for any place and moment: apparent (sundial) and mean solar time, the equation of time, and how far the clock runs ahead of or behind the sun, with solar noon through the year.
Find the darkest nights for stargazing over the next 30 nights: when astronomical night starts and ends, the moon phase, and how long the sky is both dark and moonless.
Find when the midnight sun and the polar night start and end at any place in a given year, and how many days they last.
Make a calendar of sunrise and sunset times for any place and range of dates, and download it as an ICS file for your calendar app or as a CSV table.