emotion. gio benitez was there for the launch, later speaking with the planet s newest space travelers. reporter: tonight, history made. star trek s captain kirk, william shatner, boldly going to the final frontier and back. william shatner. reporter: at 90 years old, becoming the oldest person ever to blast off into space. more than five decades after star trek began. welcome aboard, captain. reporter: today, traveling aboard amazon founder jeff bezos blue origin spacecraft, along with two paying customers, and blue origin s vp, audrey powers. the rocket traveling 66.5 miles over the west texas desert. shatner saying simply, wow. the crew experiencing three minutes of weightlessness before parachuting back down to earth. the whole mission just over ten minutes. afterwards, bezos opening the hatch. hello, astronauts. welcome to earth. reporter: shatner and the crew emerging.