Only about 600 people have ever traveled to space. The vast majority of astronauts over the past six decades have been middle-aged men on short-duration missions of fewer than 20 days. Today, with private, commercial and multinational spaceflight providers and flyers entering the market, we are witnessing a new era of human spaceflight. Missions have … Read more
Within the next few decades, NASA aims to land humans on the Moon, set up a lunar colony and use the lessons learned to send people to Mars as part of its Artemis program. While researchers know that space travel can stress space crew members both physically and mentally and test their ability to work … Read more
When astronauts return from spacewalks, they often describe unexpected scents similar to burnt steak and spent gunpowder. But why does outer space smell like torched things, and where does this odor come from? To be clear, space is a near-perfect vacuum. While in space, astronauts protect themselves in spacecraft, spacesuits and space stations, “since direct … Read more
