Endeavour at launch Minus 7 hours. Tanking is 2/3 complete.
See you in the morning for launch at 5:56 AM Phoenix time (1256 UTC).
Coverage on NASA TV.
Good Morning. At 5:20 Phoenix time, we are 40 minutes from launch and in a planned hold at T-Minus 9 minutes. The weather is good and the Kennedy Space Center (KSC) has been cleared for launch by Range Safety.
The launch window for Endeavour will open at 5:55:43 Phoenix time (1255:43 UTC), the optimum launch time is 5:56:28 (1256:28 UTC), and closes at 6:01:29 AM (0101:29 UTC).
At 5:41 AM we are 15 minutes from launch and 6 minutes from resumption of the count. Final polling of all systems is taking place at this time. All systems are go.
The launch countdown has resumed. T-Minus 9 minutes and counting.
T-minus 5 minutes.
Flight surface and engine swivel tests.
T-minus 90 seconds.
T-minus 30 seconds.
1300 miles per hour downrange.
Main Engine Cutoff and External Tank separation is complete.
At 12 minutes into the flight, all systems are go.
We will see Endeavour at the ISS on Wednesday at 6:15 AM.