* Visibility: The sun is visible during the day.

* Brightness: The sun is very bright, and looking directly at it can damage your eyes.

* Heat: The sun is a source of heat for the Earth.

* Distance: The sun is about 150 million kilometers away from the Earth.

* Size: The sun is much larger than the Earth.

* Atmosphere: The sun has a hot, glowing atmosphere called the corona.

* Rotation: The sun rotates on its axis, but it takes about 27 days to make one complete rotation.

Moon:

* Visibility: The moon is visible at night.

* Brightness: The moon is much less bright than the sun.

* Heat: The moon does not produce its own heat, but it reflects light from the sun.

* Distance: The moon is about 384,400 kilometers away from the Earth.

* Size: The moon is smaller than the Earth.

* Atmosphere: The moon does not have an atmosphere.

* Rotation: The moon rotates on its axis, but it takes about 27 days to make one complete rotation.

* Revolution: The moon also revolves around the Earth, and it takes about 29.5 days to make one complete revolution.