The far-reaching proposal to shoot down hypersonic and orbital missiles from space ignites innovation—and global tension.

The announcement comes as the Missile Defense Agency is preparing a workshop for defense contractors in Huntsville.

Canada’s ambassador to the United Nations has compared U.S. President Donald Trump’s Golden Dome missile defense program to a “protection racket” after Trump said his northern neighbor can pay $61 billion to join the program or it could be free if the country agrees to annexation.

The Golden Dome missile defense system proposed by the United States heightens the risk of turning space into a war zone and triggering a space arms race, a spokesperson from the Chinese Ministry of National Defense warned on Thursday.

Defence Minister David McGuinty says Canada will control its defence spending, a day after U.S. President Donald Trump renewed his rhetoric to make the country the 51st state — this time in exchange for protection under a proposed missile defence system.

Critics contend that Trump’s bling edition of Israel’s Iron Dome would only exacerbate a global arms race, that it would launch outer space wars, and