Solar position
Sun azimuth and elevation
Learn how sun direction, azimuth, elevation, sunrise bearing, and sunset bearing describe where light comes from.
SunCast Learn
Sun position and sunlight terms
Learn the concepts behind sunlight planning: azimuth, elevation, sunrise, sunset, golden hour, blue hour, twilight phases, and how home orientation changes real-world light.
Last updated: July 14, 2026
Light windows
Golden hour times
Learn how morning and evening golden hour windows are calculated and why they change by location and season.
Light windows
Blue hour
Learn what blue hour is, when it happens, why it looks different from golden hour, and how to plan around it.
Solar events
Sunrise, sunset, and twilight
Learn the daily solar events SunCast tracks, including sunrise, sunset, solar noon, civil twilight, nautical twilight, and astronomical twilight.
Home sunlight
House orientation
Learn how north-, south-, east-, and west-facing homes affect daylight, warmth, glare, and seasonal sunlight.
