The fiery loss of a New Glenn rocket means unknown delays for the Artemis lunar program.

Blue Origin’s New Glenn rocket exploded on a Florida launch pad on Thursday, May 29, as it was preparing for its fourth launch next week.

The explosion is likely a major setback for Jeff Bezos' spaceflight company, and its attempt to compete with SpaceX.

Jeff Bezos' space company Blue Origin faced a setback. A hot-fire test of its New Glenn rocket ended with an explosion. Visuals showed the rocket erupting in a fireball. All…