How could human biology be altered to adapt to space travel?

Imagine a future where humans effortlessly traverse the cosmos, their bodies perfectly adapted to the harsh realities of space. What if we could breathe in the thin atmosphere of Mars, withstand the crushing gravity of Jupiter, or endure the bone-chilling cold of deep space? The key to unlocking this extraordinary potential lies within our own biology. Join us as we explore the fascinating world of human genetic engineering and cutting-edge biotechnology that could revolutionize space travel. From radiation-resistant DNA to organs that function in zero gravity, we'll delve into the mind-bending possibilities that could transform us into true space-faring beings. Prepare to have your understanding of human limits challenged and your imagination ignited as we embark on this thrilling journey to the final frontier.