Blue Origin faces a months-long setback after the explosion of a rocket damaged its launch pad, company and industry sources said, scrambling schedules for Amazon satellite launches and bolstering SpaceX’s dominance in the commercial launch market. The mishap, which occurred during a test fire of the engines for the New Glenn rocket’s launch next week, comes at a critical time for Jeff Bezos’ business empire. His companies Blue Origin and Amazon are seeking to establish themselves as viable challengers in the heavy-lift and global satellite internet network industries, competing with Elon Musk’s SpaceX. Thursday’s setback could also complicate Nasa’s lunar ambitions. A Blue Origin booster called “No, It’s Necessary” — a nod to a line from the film Interstellar — was wrecked in the incident on Thursday. The launch pad was “practically destroyed” and engineers expect at least a six-month disruption, if not longer, said a person familiar with the matter who declined to be named because they are not authorised to...