Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

Following reports that Musk has overstayed his welcome in the president’s inner circle, Trump asks the billionaire to “go get” two stranded astronauts.

Trump announces 25% tariffs on imports from Canada and Mexico, citing fentanyl flow and trade deficits, effective February 1. This live blog is now closed.