What started as an April Fool joke by Google for 2008 is now a real and genuine effort by an increasing number of people to create ideas and ways in which mankind can inhabit planets other than earth in due course.
Language
English (United States)
Privacy
Anyone on the web
can see group
Group members
can view members
Anyone on the web
can view conversations
Group members
can post but posts from new members will be held for moderation