"I’d say that while an astronaut could make it to Mars they might need dialysis on the way back," researchers said.

Four astronauts are preparing for a perilous return through Earth's atmosphere to make a splashdown near California and put the finishing touches on a moon-circling mission that will etch their names in history. NASA's Artemis II mission has for more than ...

NASA has released the names of the four astronauts expected to travel to the International Space Station this September. NASA’s SpaceX Crew-13 mission will transport the astronauts to the space station,

Astronauts traveling to and from Mars would be bombarded with as much cosmic radiation as they’d get from a full-body CT scan about once a week for a year, researchers reported Thursday. That dose is enough to raise their cancer risk by about 3 percent ...

Scientists edge closer to answering Mars’ biggest question: Did life ever exist on the red planet? Here's the latest from two new finds.

Artemis II astronauts reflect on their experience from the historic 10-day mission around the Moon. Pilot Victor Glover describes the journey as “changing” and “prayerful”. “How blessed we are to have this [Earth],