Is good communication just common sense? (Interpersonal Communication)

So, good communication in an impersonal communication is yes common sense.

Explanation:

Rationally for this is bc it can allow us to work more efficiently in our communities.  This is my reasoning on why it's common sense.

it would take 95 years for that supernova to be visible on earth, so the year would be about 2113. i hope i did my calculation right.