please correct my short essay

[Unregistered]

i just got home.it has been a very long day . i got up very early at dawn.at 10 am i

had to take an exam.It was a little test and i spent the rest of the day at the

library making some researches.

at night i went go back home . i was a bit tired and turned the tv on and sat down.
there was a journalist on tv who was talking about something horrible
which made me concerned about.

[Raymott]

i just got home.it has been a very long day . i got up very early at dawn.at 10 am i

had to take an exam.It was a little test and i spent the rest of the day at the

library making some researches.

at night i went go back home . i was a bit tired and turned the tv on and sat down.
there was a journalist on tv who was talking about something horrible
which made me concerned about.

Firstly, you need to follow the capitalisation rules.
Also there is no space before a period or comma, and there is one after.