Humans have achieved groundbreaking feats in space exploration, reaching distant stretches of space with missions like Voyager 1. However, none of this would have been possible without rockets.

Rockets that are launching things into space, like satellites or space probes, don’t actually have much trouble getting past the Earth’s atmosphere. Rockets encounter most of the resistance when ...

Whether in the real world, depicted in cartoons, or in a hobbyist's back yard, rockets always seem to have fins. Or if not fins, at least some other kind of protrusions along the outside -- they're ...