Elon Musk announced that SpaceX will retire its Dragon spacecraft after a public fallout with Donald Trump.Trump threatened to cancel government contracts with Musk's businesses, leading Musk to take the decision to decommission the spacecraft.SpaceX's Dragon spacecraft has been crucial for NASA missions, including ferrying astronauts to and from the International Space Station.The escalating dispute between Musk and Trump began after Musk criticized Trump's tax and spending bill, leading to mutual accusations.