“It’s exciting to see the first in situ footage of a juvenile colossal and humbling to think that they have no idea that ...

which is not perpendicular to Earth’s orbit. During winter, the North Pole is tilted away from the Sun’s rays. As the Earth travels around the Sun, the tilt gradually causes the northern ...

On the left side of the animation, numbers indicate the speeds of Earth's rotation, its orbit around the sun, the solar system's orbit around the Milky Way's center, and the galaxy hurtling ...

MADDIE: The Earth travels around the sun and each complete circle - or ‘orbit’ - takes about one year. CHILD: But why does the Earth travel around the sun instead of travelling in a straight ...

Narrator: Earth zooms around ... the sun's tremendous gravity pulls the Earth right toward it. Meanwhile, the planet is trying to whiz away in this direction. This tug of war keeps us in orbit.