Will we have settlers living on the Moon or even on Mars? Will we be there thanks to international endeavours, efforts lead by single governments or by private actors?

Human Spaceflight in 2070: As space agencies are working towards sending humans back to the Moon, What will we be doing in 50 years?

Will we have settlers living on the Moon or even on Mars? Will we be there thanks to international endeavours, efforts lead by single governments or by private actors?

And how may the discoveries of exoplanets effect and boost human spaceflight to go interstellar?