Elon Musk is no longer talking only about Mars. He has started sketching a path for humanity that stretches all the way to other stars, with future generations of Starship-scale vehicles forming the ...

A potential spacecraft called Icarus Pathfinder would be powered by VASIMR engines, taking it out to 1,000 AU (1AU is the distance between the Earth and sun). Obtaining the exotic fuels needed for ...