> before we can even make reasoned arguments about life within it alone.
That's an excellent point, for all we know we have intelligent, non-spacefaring life right in our solar system. It's unlikely, but there's still plenty of oceans, gas giant atmospheres and lava tubes that we haven't looked at yet.
Imagine if we had thousands of microsats in orbit around the various planets that we could triangulate data amongst? We need to be more aware of our solar system before we can even make reasoned arguments about life within it alone.