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Daylight Globe

A small WebGL globe for the day/night line, daylight hours, and sunrise/set.

Loading Earth textures
drag to spin · scroll to zoom · tap to pin
12:00 PM CT
21 Jun
Tilt
Today. Currently decreasing at 0.013°/century. The cycle takes ~41,000 years.
Equator: 12.0h daylight
12 AM6 AM12 PM6 PM12 AM
Rise 6:00 AM   Set 6:00 PM
• • •

Notes

Drag the Earth. Change the hour, date, or tilt. The shader blends NASA day and night textures against a computed sun vector; the side panel uses the same inputs for daylight hours and sunrise/set.