"It Broke Up! The Shuttle Broke Up!": Remembering Columbia -- CBS News
As some might reckon it, the beginning of the end for NASA's space shuttle program came 10 years ago Friday, at 8:48:39 a.m. EST on Saturday, Feb. 1, 2003. That's when strain gauge V12G9921A, a sensor in the shuttle Columbia's left wing, began registering a small but unusual increase in stress as the spaceplane descended from orbit to close out its 28th mission.
Twenty seconds later, a temperature sensor followed suit. Over the next few minutes, a shuttle data recorder captured a cascade of alarming sensor readings and failures on the left side of the spacecraft that clearly indicated a rapidly unfolding catastrophe.
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My Comment: Wow .... it's already been 10 years.