On January 20, 1978, the Soviet space program launched the first ever Progress cargo ship on a mission to delivery supplies ...

As the Trump administration returns to power, NASA faces a crossroads that could redefine its mission for decades to come.

While SpaceX lost the upper stage of its new Starship in a flight test, the futuristic spacecraft presages a spaceflight revolution, says a leading U.S. space scholar.

Ambitious plans for lunar bases and Martian habitats present unique challenges, especially in coordinating time across ...