Astronauts on the International Space Station age slightly slower than the rest of us on Earth due to time-dilation effects.
The four-person Polaris Dawn mission launched aboard a SpaceX Crew Dragon capsule early Tuesday morning (Sept. 10). Later ...
After launching early on Tuesday, the billionaire Jared Isaacman and his crew traveled to altitudes not visited by any ...
The Boeing Starliner that took Butch Wilmore and Suni Williams to space recently made a safe return to Earth, but the NASA ...
The subtle changes in time due to gravity’s denser passage on the Earth’s surface are a major reason why experts call for the moon to be given its own time zone — as even the planet’s best atomic ...
Space radiation exposure risk for astronauts compared to people on Earth over three months. ABC News Photo Illustration "It's an order of normal magnitude," Dr. Stanton Gerson, dean of the Case ...
As astronauts Sunita Williams and Barry “Butch” Wilmore wait for the troubled Boeing Starliner to return to the International ...