Artemis II, the next mission in NASA’s Artemis program to explore the Moon, is scheduled to launch from Florida within the ...

Deep space travel isn’t limited by imagination—it’s limited by physics. The distances between stars are so vast that even our fastest probes would take tens of thousands of years to arrive. Energy ...

What happens to the human brain when the force of gravity is removed from the equation? New research is beginning to reveal that not only is space travel a challenge to the human body’s muscles and ...

NASA has completed over 100 cold-flow tests of a full-scale nuclear rocket reactor prototype, demonstrating stable hydrogen ...

When scientists first sent microscopic worms into orbit in 2018, they hoped to answer a question that has shaped every discussion about long missions. What really happens to your body when gravity no ...