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Index/Topics/Spherical Earth

Spherical Earth

The scientific explanation of time zones, sunrise/sunset, and seasons through a spherical Earth tilted on its axis with the Sun at a great distance.

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Feb 1, 2026
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How do flat-Earth models account for time zones, sunrise/sunset times, and seasons?

proponents typically explain time zones, sunrise/sunset, and seasons by positing a small, nearby Sun that acts like a localized spotlight moving in circular or spiral paths above a flat disk, sometime...