Antares launch to resupply space station halted by wayward airplane

Managers aborted liftoff of a commercial Antares cargo launcher Saturday when an aircraft strayed into restricted airspace near the rocket’s planned flight path east from Virginia’s Eastern Shore. The Antares rocket and a Cygnus supply ship, both owned by Orbital ATK, were ready for liftoff at 7:37 a.m. EST (1237 GMT) Saturday. The launch team loaded kerosene and liquid oxygen propellants into the first stage of the Antares booster, and a computer-controlled countdown sequencer took over for the final three minutes before liftoff. More

(Source: SpaceFlight Now - Nov 12)