>Why are we here?
What do you mean by this?
What do you mean by this?
So while discovering life on another planet wouldn't answer exactly "why we are here", it would go a hell of a long way in shaping our answers to that question.
That is to say, that arguably "Why are we here" is the only question of more significance than "Are we alone?"
If this telescope can answer the second most important question to humanity, that's pretty good.