Blue Origin’s New Glenn rocket exploded on the pad at Launch Complex 36 at Cape Canaveral Space Force Station as the result of an anomaly during a static fire test on Thursday, May 28. The test was in preparation for a planned launch as soon as June 4. Image: Adam Bernstein/Spaceflight Now

WASHINGTON, Aug 5 : A massive explosion of Blue Origin's centerpiece New Glenn rocket in May was triggered by an issue with one of the rocket's BE-4 engines, the company's CEO…

Blue Origin has traced the explosion of its New Glenn rocket during a static-fire test in May to a valve in the rocket’s BE-4 engine.