Who is popular today?

America’s private-sector “conquest” of space continues. The latest: On Sunday, Richard Branson’s Virgin Orbit successfully deployed 10 mini satellites into orbit using a two-stage rocket fired from a converted jumbo jet. The company’s LauncherOne rocketed into Earth orbit from “Cosmic Girl,” a specially outfitted Boeing 747-400, over the Pacific. The space vehicle deployed 10 cubesats...