The space shuttle Discovery due to gas leak delayed emission (Figure).

<P> Keywords: NASA Space Shuttle Discovery launch postponed NASA <P> <P> <CENTER> </ CENTER> <P> </ P> <P align=center> launch ready on the launch pad No. .prepared </ P> <P align=center> </ P> <P> World Scientific reports [tech.]: scheduled for March 12 launch to the International Space Station, space shuttle Discovery, due to gas leakage, No. 12 .was forced to postpone launch. .To be the official launch date to the next scheduled maintenance work. .Now tentatively scheduled for U.S. time at 19:43 on March 15 (Beijing time at 8:43 on March 16 launch.) .</ P> <P> </ P> <P> earlier reports: </ P> <P> the U.S. space shuttle Discovery will be launched today </ P> <P> U.S. "Discovery" space shuttle .be shipped on the launch pad (Figure) </ P> <P> unknown etiology NASA Discovery launch postponed indefinitely </ P> <P> be "frozen" troubling finding spacecraft </ P> </ p .>.