New York (CNN) It started with a legal threat from the US government, and ended with an historic rocket launch. Customers had a lot of questions for Musk, and the tech billionaire was tweeting responses late into Friday night. He only stopped fielding questions to say he needed "to get back to SpaceX launch control." The uncrewed test launch took off Saturday around 3 am ET. Musk surprised journalists by showing up to a 5 am press conference where he fielded questions alongside NASA administrator Jim Bridenstine.

Source: CNN March 02, 2019 18:56 UTC