A Blue Origin rocket has exploded during a test at the launch pad.

The New Glenn rocket experienced an "anomaly", the company said, exploding during a test.

Blue Origin founder and billionaire Jeff Bezos said it was a ”very rough day” for the company, but it was too early to know the “root cause” of the incident.

The 320-foot rocket was undergoing an engine \

A Blue Origin rocket has exploded during a test at the launch pad