As soon as you crash into a planet or a star, your days of working as an asteroid are over. Stay away from planets and stars.
That depends on where you live. Some places it is very easy if you want a job. If you are looking for a position with a fat salary and huge benefit package I recommend the government.
in the usa??? might be somewhat difficult but depending on your training and educations shouldnt be that hard
In Alberta it is a serious problem