When building a model rocket, it can be fun to get into the maths of it all—calculating the expected performance of your build, and then seeing how it measures up in the real world. To aid in that ...

With SpaceX now launching its reusable Falcon 9 rocket up to several times a week, the U.S. company has quickly become a giant of global spaceflight. It's a far cry from the days of America's Space ...