Four astronauts are set to depart the International Space Station Wednesday amid a health concern. The unprecedented early departure will leave behind a skeleton crew.
NASA's iconic Discovery space shuttle, which launched dozens of times from Florida, may not be relocated to Houston for display.
NASA says a crew member on the International Space Station is unwell. The agency canceled a planned spacewalk for Thursday ...
NASA astronaut Suni Williams has retired after 27 years of service and a career defined by endurance, leadership, and firsts in space. She spent 608 days in orbit, completed nine spacewalks, and twice ...
Bacteria and viruses are locked in a slow motion battle aboard the ISS that looks nothing like life on the ground.
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