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If you could travel to another star system at almost the speed of light, you might age only a few years on the journey — while the people you left behind could age by generations, or even be gone for centuries.

If you could travel to another star system at almost the speed of light, you might age only a few years on the journey — while the people you left behind could age by generations, or even be gone for centuries.

Travel to another star at almost the speed of light and something strange happens to time. You might age only a few years on the journey, while the people you left on Earth age by generations, or are long gone, centuries having passed. This is not a storytelling liberty. It is a real, repeatedly tested [...] The post If you could travel to another star system at almost the speed of light, you might age only a few years on the journey — while the people you left behind could age by generations, or even be gone for centuries. appeared first on Space Daily .