Space is inspiring to a lot of people because it represents both the the peak of human achievement, and humanity's future. Space is the final frontier; the next logical step in humankind's unending quest to explore the universe.

For me personally? I just want to mess around in 0G for a day or two. That seems like it'd be a rather unique experience; well worth a few thousand bucks and a couple hours packed shoulder to shoulder in a ship with a thousand other people.