Is it possible to go to Mars
And so that social subgroups can form. The figure I've seen is that it's a four year flight. Ten people can't get stuck together for a minimum of eight years and function as a unit.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
And so that social subgroups can form. The figure I've seen is that it's a four year flight. Ten people can't get stuck together for a minimum of eight years and function as a unit.