An illustration of the analemma—a figure-eight pattern formed by plotting the sun’s position at the same time each day over a year. We’re all familiar with the sun’s daily motion in the sky. It rises ...

It sounds strange at first because it’s actually the hottest time of the year. One would think it’s actually the opposite. This little marvel is due to the fact that the Earth’s orbit around the sun ...

Astronomers and meteorologists measure Earth's seasons differently, which is why their winter start dates are nearly three ...

COLUMBIA, S.C. (WIS) - While Friday is the start of the astronomical summer season, the summer solstice specifically begins this year at 10:42 PM ET. The reason we have four seasons lies in the fact ...

NEW ORLEANS (WGNO) – This Friday, June 20, at 9:42 pm CST is the official start of astronomical summer and marks the longest day of the year. The summer solstice occurs when the sun travels along its ...

The Earth is tilted at a 23.5-degree angle, and as it travels around the sun, the Earth’s axis is tilted toward or away from the sun. During the equinox, the Earth’s axis and its orbit line up, ...

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Uranus is the only planet that rotates sideways with a 98-degree tilt. Learn why Uranus spins this way, how its seasons last ...