File:KSC-08-S-00059

English: GEORGE DILLER, Launch Services Program Commentator: Three… two… one… Go for drop. MISSION CONTROL: Pegasus is away on the IBEX mission. All Pegasus safe and arms, have rotated to arm. Stage one ignition. DILLER: And ignition of the Pegasus rocket with IBEX -- mapping the interstellar boundary, the beginning of our solar system's final frontier. MISSION CONTROL: LC-PLT. Pegasus rocket supersonic -- attitude remains nominal -- maximum stage one motor pressure. DILLER: See the rocket burning as it heads away from the L-1011. MISSION CONTROL: Attitude 180 degrees and traveling approximately 1,500 mph. FAS is working nominally all systems nominal. DILLER: This is from the long range optical tracker at Kwajalein, through the clouds. MISSION CONTROL: Stage two TVC on. Stage two TVC voltage cut -- status nominal, attitude nominal. Stage one separation. Stage two ignition -- vehicle attitude nominal. Power systems nominal. Stage two burn will last approximately 70 seconds.