The business of manufacturing and launching small satellites is projected to grow almost fourfold over the coming decade to $42.8 billion, creating an opportunity for those seeking to profit from increased commerce between companies in the industry.

One of them is Masatoshi Nagasaki, the world's first self-styled space trader.

The 39-year-old doesn't work in a spacecraft, jetting from planet to planet like a character in an Isaac Asimov novel. Instead, he works on the seventh floor of a building that's become a hub for space-related startups. He's already won contracts from Japan's space agency to broker satellite launches.