Generic astronomy calculator to calculate times for sunrise, sunset, moonrise, moonset for many cities, with daylight saving time and time zones taken in account.

4 days ago · Check accurate sunrise and sunset times for any day and any location in the world. Sunrise-Sunset © 2014 - 2026. Sunrise and sunset in Provo, Utah as well as day length, …

Sunlight is a key factor in photosynthesis, the process used by plants and other autotrophic organisms to convert light energy, normally from the Sun, into chemical energy that can be …

Dec 24, 2025 · Sunlight, solar radiation that is visible at Earth’s surface. The amount of sunlight is dependent on the extent of the daytime cloud cover. Some places on Earth receive more than …

Sunlight is the portion of the electromagnetic radiation which is emitted by the Sun and received by the Earth, in particular the visible light perceptible to t...

Feb 20, 2025 · Sunlight provides vitamin D, boosts mood and aids in sleep. Recommendations vary, but just 10 to 30 minutes of sun exposure on bare skin will do the trick.

Interactive solar tracker map with sun position, day/night terminator, and sun data by location. Track sunrise, sunset, golden hour, and sun angles worldwide.

When sunlight strikes the Earth, it is mostly reflected or absorbed. Reflected light bounces back into space while absorbed light is the source of energy that drives processes in the …

What we experience as sunlight is really solar radiation. It is the radiation and heat from the Sun in the form of electromagnetic waves. The atmosphere affects the amount of solar radiation …

Time for sunrise, sunset, moonrise, and moonset in Provo – Utah – USA. Dawn and dusk (twilight) times and Sun and Moon position. Takes into account Daylight Saving Time (DST).