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

Explore the causes of Earth's seasons in this 1979 film. Learn how the Earth's axis tilt and orbit around the sun create seasonal changes, equinoxes, and solstices. FBI and DOJ teams raid Southeast ...

Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through space.

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 ...

As the earth spins on its axis, producing night and day, it also moves about the sun in an elliptical (elongated circle) orbit that requires about 365 1/4 days to complete. The earth's spin axis is ...

METEOROLOGIST DALENCIA JENKINS JOINS US NOW TO EXPLAIN. TELL US WHAT DOES MATTER. YEAH, IT’S REALLY THE TILT. AND THAT CREATES KIND OF THE DISTANCE BETWEEN. SO WE’LL TALK ABOUT THAT IN A SECOND. BUT ...

A pull in the right direction ...