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Propulsion Physics
Our dream of journeying to other star systems has a big obstacle to overcome: the vast interstellar distances. Can antimatter get us there?
Hypersonic aircraft can fly at least five times the speed of sound. They would make for terrifying weapons.
It doesn’t have to be a science-fiction dream. For as long as human beings have been watching the night sky, we’ve dreamed of visiting other worlds and truly seeing what’s […]
Traveling interstellar distances in human lifetimes is an amazing dream, but it won’t ever be achieved like this. For centuries, ever since we realized that every star we can see in […]
If we left on New Years Day, how close could we get if we kept accelerating every second of every day? “The very closest stars would require many years to visit, […]