Originally posted on
An unmanned SpaceX Falcon 9 rocket
The cause of the failure, which appeared to come as the rockets’ two stages were about to separate, is still unknown. The company says it is assembling a team to investigate and NASA expects to hold a press conference at 12:50 pm EST, and we will update this post with more information.
There was an overpressure event in the upper stage liquid oxygen tank. Data suggests counterintuitive cause.
— Elon Musk (@elonmusk)
NASA reported that it was a “non-nominal” flight, and that the rocket had broke up over the range at 2 minutes and 19 seconds into the flight, at an altitude of about 34 kilometers. The rocket’s Dragon space capsule carried 4 tons of food, fuel and science experiments, as was slated to return 1,400 lbs of cargo…