NEW : first attempt expected to be December 2006 4:30 p.m. Hawaii . 5,000-pound satellite malfunctioned right after launch in Wednesday . It has a full tank of fuel and could dispense deadly fumes if it hits Earth . If satellite falls to the Pacific Ocean , it could leave a cloud of fumes the size of 2 football fields .
NEW : First attempt expected to be Wednesday night . 5,000-pound satellite malfunctioned right after launch in December 2006 . It has a full tank of fuel and could dispense deadly fumes if it hits Earth . If satellite falls to Earth , it could leave a cloud of fumes the size of 2 football fields .