writing a letter asking financial assistance on products to sell at jupiter planet asking to a manager from as you are in jupiter
We do not need to know the name of your school.
Since no one lives on Jupiter, for various reasons*, I don't see the point in writing this letter.
There are some satellites of Jupiter with a good chance of supporting life. Maybe you should have your mail sent there.
*It has no solid surface (although there may be solid hydrogen at the core).
It is too cold.
The gases in the atmosphere do not support life
Gravity is too high.