SpaceX Tests New Astronaut Escape Slide at Florida Launch Pad
- SpaceX tested new emergency escape slide for astronauts at Pad 40 in Florida
- Slide rides cables down from launch tower to ground, for quick evacuation before liftoff
- Part of effort to certify pad for future crewed missions
- Provides different evacuation method than baskets at Pad 39A
- Comes ahead of SpaceX cargo launch from same pad on Thursday