You forgot the first real problem with not even a theory as solution yet: Our bodies are not designed to perform space travels
So, we need to figure out a way to emulate real gravity, or tear each space explorer's eyes out to save their brains.
You forgot the first real problem with not even a theory as solution yet: Our bodies are not designed to perform space travels
So, we need to figure out a way to emulate real gravity, or tear each space explorer's eyes out to save their brains.
RE: "Houston, we have red rocks": Humanity and Mars