Musk: SpaceX Has Theory on Falcon 9 Firexplanomaly; Sabotage Unlikely

Credit: USLaunchReport.com
Credit: USLaunchReport.com

Remarks attributed to Elon Musk in which he discussed a possible cause of SpaceX’s Falcon 9 launch pad firexplanomaly leaked out to the public last week after his his presentation before officials at the National Reconnaissance Office (NRO).

“We are close to figuring it out. It might have been formation of solid oxygen in the carbon over-wrap of one of the bottles in the upper stage tanks. If it was liquid it would have been squeezed out but under pressure it could have ignited with the carbon. This is the leading theory right now, but it is subject to confirmation,” Musk is reported to have said.

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NASA Investigation into SpaceX’s Falcon 9 Explosion Questions Single Strut Theory

Dragon capsule separated from Falcon 9 launch vehicle.
Dragon capsule separated from Falcon 9 launch vehicle.

While SpaceX blames a faulty strut supplied by a contractor for the explosion of a Falcon 9 rocket in June 2015, an independent investigation by NASA Launch Services Program (LSP) concluded there were several “credible causes” for the accident, including poor quality control at Elon Musk’s launch company.

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