Every year in early January, Earth reaches the closest point in its orbit to the Sun, a moment astronomers call perihelion.

Each year, Earth reaches its closest point to the sun in early January, a moment called perihelion. In 2026, this occurred on ...

Add Yahoo as a preferred source to see more of our stories on Google. The sun shines above the Earth’s horizon. Perihelion, the point when Earth is closest to the Sun, occurs annually in early January ...

Earth’s orbit around the Sun isn’t a perfect circle—it’s slightly elliptical. Each year, around July 2 or 3, Earth reaches its farthest point from the Sun, known as aphelion. Around January 2 or 3, ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

A strange shift in Earth's rotation is making our days milliseconds shorter — and scientists are racing to understand why. When you purchase through links on our site, we may earn an affiliate ...