NASA Targets Feb. 24 for Discovery's Last Launch

摘要

NASA is hoping to launch Space Shut-tle Discovery on its final voyage no earlier than Feb. 24, after months of delays due to cracked fuel tank supports, the space agency announced Jan. 11. Top space shuttle officials announced the new launch target after reviewing on-going work to repair Discovery's external fuel tank.Discovery's final spaceflight has been delayed since early November due to cracked fuel tank support beams that need repair. The new launch target is three days earlier than previous estimates, which cit-ed a launch window that would begin Feb. 27 and close March 6.