The document discusses key facts about planets in our solar system including Earth, the Moon, Mars, Mercury, Jupiter, and Saturn. It notes that Earth supports life due to oxygen and the Moon orbits Earth every 28 days. It also mentions that astronauts travel to space in rockets and sleep on walls, and that telescopes can be used to view stars with the closest being our Sun. Finally, it states that aliens come from other planets and use UFOs to travel through space.

2. The Earth is the planet where we live.
Life is possible on the Earth because there is oxygen.

3. The moon is the natural satellite of the Earth.
The moon takes 28 days to go around the Earth

4. Mars is the nearest planet to the Earth.
It’s called the red planet.

5. Mercury is the nearest planet to the sun.
It is also the smallest planet in our Solar System.

6. Jupiter is the biggest planet in our Solar System.
It’s eleven times bigger than the Earth.

7. Saturn is seven times bigger than the Earth.
There are three rings around Saturn.

8. Astronauts go up to space in rockets.
They sleep in sleeping bags on the wall.

9. There are thousands of stars in the sky.
The nearest star to the Earth is the Sun.
You can use a telescope to watch the stars.

10. Aliens come from other planets.
They use UFOS to travel in space.