After the explosion of an Antares rocket in October, NASA left the investigation in the hands of the company’s that bands of the company that built and launched the rocket, Orbital Sciences Corporation (now Orbital ATK). Yesterday, we got the first official word on what that investigation has found. And it’s very confusing.
Orbital ATK Executive Vice President Ronald Grabe said during the 31st Space Symposium that the failure was caused by excessive wear in the bearings of a turbo pump for one of the two first-stage AJ-26 engines supplied by Aerojet Rocketdyne.
- Parabolic Arc
- April 15, 2015