AT 2330 HRS ON MAY 22-2002 MY WIFE AN I WERE TRAVELING NORTHBOUND ON I-95 ABOUT 5 MILES EAST OF INDIAN SPRINGS AIR FORCE STATION.I GLANCED TO MY RIGHT AND NOTICED A BRIGHT ORANGE LIGHT HOVERING ABOUT 2 MILES AWAY AT ABOUT 800 FT ABOVE GRD LEVEL.WE CONTINUED TO HEAD NORTH ON THE HIGHWAY OBSERVING THE CRAFT MOVE SLOWLY ABOVE A MOUNTAIN RANGE AND DISAPPEAR FOR A MOMENT.IT SEEM TO LIGHT UP A VERY LARGE AREA OF THE MOUNTAIN RANGE AS IT PASSED OVER.IT WAS ABOUT THE SIZE OF A PING PONG BALL FROM MY PERPECTIVE.AS WE CONTIMUED NORTH TRYING TO TRACK IT WE CAUGHT UP WITH IT AN SAW IT HOVERING NOW BETWENN TWO MOUNTAIN RANGES.WE STOPPED OUR CAR AND OBSERVED IT START TO MOVE VERY SLOWLY WEST THEN BACK EAST A FEW TIMES.IT STARED TO MOVE STRAIGHT UP AN AS IT DID THE LIGHT JUST WENT OUT SLOWLY AND THEN IT WAS GONE.