Even brief trips into space can alter an astronaut’s biology — a new series of studies offers the most comprehensive look at spaceflight health since NASA’s Twins Study
Only about 600 people have traveled into space. The vast majority of astronauts in the last six decades have been middle-aged men on short-term missions of less than 20 days. Today, we are witnessing a new era of human spaceflight, with private, commercial and multinational spaceflight providers and flight companies entering the market. Missions range… Read More »