Earth takes 365 days to orbit the Sun and Mars takes about 687, so the two planets line up for an efficient transfer only about once every 26 months. The next window opens in November 2026 and closes ...

SpaceX has set its sights on launching uncrewed Starship vehicles toward Mars this November, targeting the same Earth–Mars alignment window that NASA is using for its own interplanetary mission. But ...

He says crewed missions will begin within 4-6 years depending on whether certain economic and technological challenges can be overcome. SpaceX CEO Elon Musk has revealed an ambitious plan to build a ...