Sending humans to Mars or beyond may capture the imagination, but the reality is harsh. The human body struggles in low gravity, high radiation, and confined artificial habitats, making prolonged ...

May 2, 2025 was National Space Day, an occasion to reflect on the history of the American spaceflight program for all its triumphs and tragedies, as well as to pause and consider all of the ...

Building a space colony complete with everything humans need seems like a piece of science fiction. Today, we see such concepts only in movies. Elon Musk wants to go to Mars, but nobody is talking ...