NTSB Cites Co-Pilot Error As Caused for Virgin Galactic Crash

It has been a terrible week for space flight. Firt the Antares rocket was a detonated on lift-off from Wallops Flight Center and then the Virgin Galactic crashed.

Today's post is shared from the wsj.com/

"A pilot of the Virgin Galactic spacecraft that crashed Friday, killing one of its two pilots, unlocked a lever used to move the aircraft to its unique "feathered" position, crash investigators said late Sunday.

"In its third media briefing on the crash, the National Transportation Safety Board's Acting Chairman Christopher Hart said a preliminary review of the telemetry and optical data showed that at about 9 seconds after ignition, the "feather" parameters on the craft changed from locked to unlocked earlier than procedure.

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