Can I offer myself as a guinea pig, for example at NASA?

Just as animals have always been used for this, I wonder if a human can volunteer for life-threatening experiments. NASA is the only one that came to mind, but there are certainly more. At NASA, for example, something like me jumping into one of those black extinguishers to see where it leads, even if you…

Meteor/Chrondite?

Hello everyone, My son found a "stone" that reminds me a lot of a meteorite. However, it's not magnetic, and I was thinking it was more of a lunar or Mars meteorite. The stone is fist-sized, has a hole, meaning it's hollowed out, and is quite heavy, I'd say. It also has a suspicious "crust"…

Could an asteroid or small moon be turned into a space station?

without it collapsing? So it's not about a drive to travel around. A number of space drones land on an object in the asteroid belt. These machines begin to reshape the existing material for future settlement. They melt it and create a tetrahedral framework with 3D printers. The celestial body is hollowed out through mining,…