"On March 21, 2017 U.S. President Donald Trump held up his new honorary NASA flight jacket, given to him by the chief of NASA's Astronaut Office and former Navy SEAL Chris Kassidy (on the left, wearing a blue NASA jacket), during the signing into law of the NASA Transition Authorization Act of 2017. This bill authorizes the agency to ""keep doing what it's been doing for the past seven years,"" including working with the private sector. Photo: NASA"