The 2025 class of astronaut candidates was just unveiled at the Johnson Space Center in Houston. Out of 8,000 applicants, only 10 made the final cut, and they certainly have their work cut out for them. This new crew will need to undergo a few years of training before they can officially shoot for the stars.Looking at their backgrounds, we know there's a lot of test pilots in those ranks. We have a geologist. We have an anesthesiologist.So, over the next two years, they will take classes in geology, in land ...