The plan is for the spacewalkers to collect samples from sites near life support system vents on the exterior of the ISS.

One of the many advantages of being in space is having a front-row seat to the most anticipated cosmic events.

One of the two astronauts stranded at the International Space Station (ISS) has taken their first space walk since arriving ...

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.

In a letter addressed to the next NASA administrator—who, if Trump’s nomination is confirmed, will be Shift4 CEO and SpaceX ally Jared Isaacman—Nelson highlighted the space agency’s work during his ...

"America is leading humanity back to the Moon, onward to Mars, and into a golden age of space exploration," Nelson wrote, ...

NASA opted to send the Starliner back to Earth without its astronauts. Williams and Wilmore are waiting for their new ride back to Earth via SpaceX’s Crew Dragon this spring. In the meantime ...

SpaceX plans to launch the seventh full-scale test flight of its massive Super Heavy booster and Starship rocket Thursday ...

The second Trump administration started with soaring rhetoric about sending humans to Mars but confusion about who was leading NASA on an acting basis.

The two lunar landers — Firefly Aerospace's Blue Ghost, and Resilience, built by the Japanese company ispace — lifted off ...