NORFOLK, Va. — The earth’s journey around the Sun is not a perfect circle. Instead, our planet follows a slightly oval-shaped path called an ellipse, meaning our distance from the Sun changes ...

At the start of the year, Earth will quietly reach a milestone in its orbit around the sun. Known as perihelion, this is the moment when our planet is closer to the sun than at any other point in the ...

Winter often feels like a long stretch of weak light and cold air. The idea that Earth is actually closest to the Sun during this time can sound wrong, almost misleading. January mornings do not feel ...

Earth loves to surprise curious minds. On most days, the sun rises in the morning and sets at night. But near the very top and bottom of the planet, the sun plays by different rules. In some places, ...