As we prepare for missions beyond Earth orbit, one crucial challenge remains: keeping astronauts healthy in microgravity.

The evacuation raises a question worth exploring: how do astronauts stay healthy in space, and why is this early evacuation ...

ESA exercise machine called European Enhanced Exploration Exercise Device (E4D) helps astronauts stay healthy during space missions.

The fix to this problem might come in the form of tools instead of changes to the spacesuit itself. Rubins said astronauts ...

Astronauts of the future may be radically different from the rest of us in physiology and psychology. So, to what extent ...

We still don't know what happened. The post Astronauts Helicoptered to Hospital After Mystery Evacuation From Space Station ...

Sunita Williams' records highlight an incredible NASA career. Explore her 5 biggest space milestones as she retires.

Sunita Williams, former NASA astronaut, has a career spanning nearly 3 decades. After being stuck in space for 268, she opens ...

The prime crew for the first manned flight of Project Apollo died in a flash fire inside the three-man spacecraft atop its ...

Analog missions are designed to simulate the crew’s experience in a given mission plan. In some cases, they simulate surface ...

Suni Williams' retirement renews focus on astronaut health, long missions, and the limits of human spaceflight.

Here's why the astronauts have brushed up on lunar geology, even though they won't land.