As the four-person crew of Artemis II prepares to launch on a historic mission around the moon as soon as February, some experts are worried about the spacecraft’s heat shield.

Now, so the theory goes, we are at the dawning of the Age of Aquarius, which has been variously estimated to have begun in ...

An astronaut, emergency rescuer and star broadcaster Carrie Bickmore are among those vying to succeed beloved winner Neale ...

In space, every action becomes more complicated—and CPR is no exception. With no gravity to keep you grounded, astronauts ...

Here's how the first crewed lunar flyby in 50 years builds on Artemis 1.