Synopsis

Embark on a cosmic treasure hunt, complete with a diamond mine on Neptune?! *Known Universe* investigates groundbreaking concepts that might enable humans to extract resources from space. One such idea involves utilizing Kevlar ribbons to secure astronauts to asteroids—asteroids containing more metal than humankind has ever unearthed. Discover as well how meteorites have, over millennia, formed vast deposits of gold and other precious metals right here on Earth.