"How long you wait here" is incorrect. Here are some fixes depending on the circumstances:How long have you been waiting here for?How long have you been waiting here?How long will you wait here?For how long have you been waiting here?Hope this helps!
how long have u been here
The galaxy in which our solar system is located has long been known as "the Milky Way". Scientists refer to it as "our galaxy", or more often just " the Galaxy".
how long have you been in business?
They have been here for 100's of years
At the speed of light, hundreds or thousands of years. Better to stay here and try to work out the problems.
a long time
About 2.4 million light years away.
A long time
Since birth.
i think its gonna be here for a long time because its been here for a VERY LONG TIME
Go on XDA to find out cause i cant tell you on here it would take too long