Terminal World other brother, Opportunity, founded Fortune's Landing. This refers to the Mars Exploration Rover mission. The ages of characters, given in years, also imply that either they mature much more quickly than present-day humans, or that the year is much longer than 365 days (which if the planet is Mars will be the case since a Mars year is 687 Earth days). It is said that people once lived to be twice as long as now, which makes Mars such a good fit. There are also references to people in the past being similar in size to children; this could indicate
NASA Human Exploration Rover Challenge NASA Human Exploration Rover Challenge The NASA Human Exploration Rover Challenge, prior to 2014 referred to as the Great Moonbuggy Race, is an annual competition for high school and college students to design, build, and race human-powered, collapsible vehicles over simulated lunar/Martian terrain. NASA sponsors the competition, first held in 1994, and, since 1996, the U.S. Space & Rocket Center hosts. Students created vehicles dubbed "moonbuggies" to face challenges similar to those engineers at NASA's Marshall Space Flight Center addressed in preparation for Apollo 15. On that mission, on July 31, 1971, the first Lunar Roving Vehicle extended the range