SpaceX's rockets and spacecraft have cool names. What do they mean?

SpaceX is the undisputed rock star of the Space Coast's commercial launch boom. Their social media plays a role. Video posted Feb. 19, 2017 Rachael L Thomas, FLORIDA TODAY Space exploration is serious business. Missions cost tens of millions of dollars and frequently put human lives on the line. That's probably why rockets and spacecraft tend to have serious-sounding names.