NASA recently postponed a spacewalk due to a medical concern, shedding light on the agency’s astronaut health protocols. The move underscores the challenges of providing medical care so far from home and shows how critical health planning is for crew safety.

After seven months aboard the International Space Station, NASA astronaut Suni Williams has stepped outside for her first spacewalk. Tackling essential repairs alongside fellow astronaut Nick, Williams embraces a change of scenery as they work to maintain the orbiting laboratory.