The launch director for the STS-134 Endeavour shuttle announced that Friday's launch will be delayed at least 72 hours.
NASA Ames had planned to host a launch-viewing party and had doors open at 10 a.m., said Mike Leinbach. The news about Endeavour's delay became official at 10:14 a.m. Friday.
Endeavour, scheduled to launch at 12:47 p.m., was postponed because of an issue that arose in Friday’s launch scrub. During countdown, "engineers detected a failure in one of two heater circuits associated with Auxiliary Power Unit (APU) 1," Leinbach said.
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Engineers were unable to activate the heater.
The launch team will meet Friday to refine their troubleshooting plan, and NASA will host a news conference at 4 p.m. to discuss the scrub and the plan.
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