Really, the colonizing of outer space by human efforts is not a realistic option in the near future. And current space programs of various nations cost so much that they are being scaled back or abandoned.
वास्तविकता यह है कि मानवजाति का भविष्य, आपका भविष्य, मनुष्यों द्वारा बढ़ायी गयी किसी अंतरिक्ष खोज में नहीं है ।