What is SpaceX Launching to the International Space Station?

When it launches on Friday, May 3, SpaceX’s Dragon spacecraft will carry crew supplies, scientific research and hardware to the International Space Station to support dozens of the more than 250 science and research investigations. Learn more about the science headed to space: https://go.nasa.gov/2GjYsME. HD Download: https://go.nasa.gov/2PH97Ff