About

Last updated: February 26, 2026

World Day/Night Live shows real-time daylight, nighttime, and twilight transitions across Earth with UTC and city-local-time overlays.

The project combines an always-on YouTube stream with a public web view. It is built for educational and situational awareness use cases.

Monetization and disclosures

If sponsorships, affiliates, or paid placements are introduced, they will be labeled clearly in-stream and on-site.

To report issues or business inquiries, use the contact details on the Contact page.