Jeff Bezos made his fortune selling books online. So the next obvious step was to build rockets. Right? How does Blue Origin, Bezos' space travel company, stand up to the other commercial space racers?
These outer space abodes will have to protect inhabitants from extreme temperatures, radiation and flying moon dust. One man is actually selling deeds for lunar property at $20 a pop. Seriously? See more »
I would like to know how an astronaut, who is in a space suit for hours, can eat, drink and eliminate fluid- and solid-waste byproducts? What "mechanics" are built into the suit and how do they operate? See more »
How long can a human survive in outer space? In science fiction movies, this seems to be an area of much creative license, with some people exploding instantly, and others surviving for nearly a minute without long-term ill effect. I read once that one's blood would boil, but I read elsewhere that this isn't true. So what is it? See more »