Trump aims to send a crew to Mars by the end of his term, which Musk calls 'doable.' Astronauts question the time frame but said a flight would soon be possible ...

As it flew up toward the International Space Station last summer, the Starliner spacecraft lost four thrusters. A NASA ...

Vladimir Putin has ordered Russia's largest conscription drive in 14 years. His ultimate goal is to have an army larger than America's, our Moscow correspondent explains. Follow the latest below ...

That is the first thing." They also said that Russia and the US were working on unspecified ideas on a possible peace settlement in Ukraine. "The president remains absolutely open to contacts with ...