Hello everyone !
My 1st is the cosinus abbreviation.
My 2nd is the pejortive word for an Irish person.
My 3rd is a synoym of "truth" which states things.
My 4th is a pile of rocks.
My 5th is a decive for winding something.
My all is a play game that will guide you closer to the stars, am I?
Good day and good game ;)