Transhuman Space Classic: High Frontier"One giant leap for mankind . . ." In the year 2100, Earth Lunar space is the most densely populated area of the solar system outside Earth itself. Come visit: Earth orbit, buzzing with busy space factories, bustling spaceports, under the watchful eye of rival orbital weapons platforms. But the biggest danger is not the threat of war but the ravages of 150 years of space junk, moving at 25,000 miles per hour! Lagrange 4, where giant cities in space