If I go outer space, I want to visit mars.

Hi there, Arim!

Thanks for your homework.  ^^ It\'s nice to read your sentences today.  Let\'s keep doing this. ^^

- T. Maine

Going outer space is little scared, because there are no oxygen and gravity.

>>Going to the outer space is a little scary because there is no oxygen and gravity.

However, space explorations are must be done by anyone to improve our technology.

>>Correct. 

So, I want to go outer space. 

>> So I want to go to the outer space.
 Why I want to go to the mars is that it is similar with Earth than other planets.

>>Why I want to go to Mars, it is because it is much more similar to Earth than the other planets.

>>Or: Mars is the same with Earth.

According to recently article, A robot is in Mars to explore there. But, If humans go there directly, We can learn about it more correctly.

>>According to a recent article, a robot is in Mars to explore the planet.  But if humans go there directly, we can get more accurate information about it.

so, If I go there with someone, It can be a good oppertunity in my life.

>>So, if I go there with someoen, it can be a good opportunity in my life.