The space agency has published its budget request to Congress which would see funding for science projects cut by nearly a half.

The worried reaction within space and national security agencies highlights the risks of government’s exclusive dependence on SpaceX for crucial tasks, including classified missions.

About $22 billion worth of SpaceX's government contracts is at risk and multiple U.S. space programs could face dramatic changes in the fallout of Elon Musk and President Donald Trump's explosive feud on Thursday.