Musk’s long-term vision includes a thriving, self-sustaining Mars that would serve as a stepping stone for humanity’s expansion throughout the solar system. He envisions humans reaching the moons of ...

Boom Supersonic plans to break the sound barrier during a test flight this morning (Jan. 28). This would mark the first time ...

As for the spacewalk itself, if you’d like to watch along with the event, it will be livestreamed on NASA’s streaming service ...