its not a planet.....
its bright and hot and can be seen clearly
Because (as far as we currently know) Earth is the only planet in our solar system that supports life.
how is earth different from the othetr inner planets
Weight & gravitational force
because it is ugly
Because they are close together to the sun, compared to the other planets in the solar system.
The inner planets are different from the other planets mainly because
It's the only planet that has water.
Planets, the sun, asteroids, comets, satellites from the different planets, gases, rocks, etc.
Gravity holds the planets in their orbit
You can see the other planets and the moon (at night), because like the Earth, they all reflect light from the Sun.
All planets and other objects in the solar system orbit the Sun because of its gravity.