Russia's space program is struggling with sanctions placed on the country as a result of its war with Ukraine, and it could ...

Russia will not leave NASA Astronaut Mark Vande Hei behind on the International Space Station, according to Tass, the Russian state-run news outlet. Vande Hei will return to earth with the other ...

Nuclear propulsion in space is no longer a theoretical option — it is a necessity. Without it, deep-space research will ...

The crisis in Ukraine has disrupted the G-8 talks, the Paralympic Games and stock exchanges around the world, but according to NASA it has yet to reach outer space. NASA Administrator Charles Bolden ...

If other countries establish a reactor on the lunar surface first, it could translate to the countries establishing restricted areas on the surface, which could affect NASA's Artemis 3 program, aiming ...

A 62-page document written by billionaire Jared Isaacman outlines a sweeping, ambitious, and at times controversial plan for ...

The ISS has “come into its own as a very sophisticated scientific laboratory,” says retired NASA astronaut Scott Kelly, who ...

The threat has prompted calls for rival space powers US and China to collaborate on space debris mitigation and satellite traffic rules, though US law largely bars NASA from working with Beijing.

Learn about past and upcoming Mars missions, NASA's role in Mars exploration, and the future of human space travel, including ...