Rocket startup Relativity Space Inc. is making sure it has work lined up for when it starts launching its 3-D printed rockets within two years.
Read MoreLos Angeles-based rocket startup Relativity Space Inc. landed its first client — a well-known satellite firm.
Relativity has built the world’s largest metal 3-D printer, dubbed "Stargate," with the goal of building a rocket constructed almost entirely of 3-D printed parts.