Day and night

The Earth completes one rotation every 24 hours to give us day and night.

Day and night in the world's most northerly city

Vicky Kimm visits the most northerly city in the world.

Earth's orbit of the Sun

The tilt of the Earth's axis and the effect this has as Earth orbits the Sun.

How do we get day and night?

A practical demonstration of how the Earth rotates on its axis to create day and night.

Planet Earth

An explanation of why Earth is known as the Goldilocks planet.

Sun, shadows and time of day

How you can tell the time of day from shadows cast by the sun.

The Moon

Images of the Moon and historical news footage of the first Moon landing.

The Moon and its orbit around Earth

A description of why the shape of the Moon appears to change when seen from the Earth.

The Sun – day and night

An explanation and practical demonstration of Earth's rotation to create day and night.

What does the Moon look like and why?

The formation and composition of the Moon, and why it could not sustain human life.