During Which Month Is The Earth Closest To The Sun Link __top__ -

Understanding why this happens requires looking into the mechanics of our solar system, the geometry of Earth's orbit, and the science behind our planet's changing seasons. The Mechanics of an Elliptical Orbit

than at its farthest point in July, though this is not detectable to the naked eye. National Geographic

Earth does not travel around the Sun in a perfect circle. Instead, its orbit is an ellipse, which is an elongated or slightly oval shape. This elliptical path was first discovered by astronomer Johannes Kepler in the 17th century. Because the orbit is not a perfect circle, the distance between the Earth and the Sun changes continuously throughout the year. The Numbers Behind the Distance

Conversely, the Southern Hemisphere is tilted toward the Sun in January. This creates longer days and highly concentrated sunlight, resulting in summer. Solar Intensity Variation during which month is the earth closest to the sun link

The difference between the two distances is about 5 million kilometers (roughly 3.1 million miles), meaning the Earth at aphelion is about 3.4% farther from the Sun than at perihelion.

This leads to a striking paradox: . If the planet is closer to our heat source, why is it colder in the north? The answer lies in a more powerful factor: Earth's axial tilt .

Earth at perihelion – closest to sun – on January 3 - EarthSky Understanding why this happens requires looking into the

Does this heat up the planet globally? Yes, slightly. But the effect is overwhelmed by the seasonal tilt in the Northern Hemisphere, where most of the planet’s landmass resides. In fact, because of perihelion, Southern Hemisphere summers are slightly more intense than Northern Hemisphere summers, and Southern Hemisphere winters are slightly milder.

"Look at the size," Elias prompted. "Compare it to a photo taken in July. Right now, the Sun is about 3% larger in our sky than it is in the middle of summer."

The 3% increase in solar intensity during perihelion does have a subtle effect, however. It makes winters in the Northern Hemisphere slightly milder than they would be if the orbit were perfectly circular, and it intensifies the summer heat in the Southern Hemisphere. The Changing Dates of Perihelion Instead, its orbit is an ellipse, which is

The point in a planet's orbit where it is closest to the Sun. The word comes from the Greek words peri (meaning near) and helios (meaning Sun).

The Earth does not orbit the Sun in a perfect circle. Instead, our planetary path is an ellipse—a slightly oval shape. This orbital trait was first discovered by the astronomer Johannes Kepler in the early 17th century.