How to Run Faster?

Time on the space station goes by really fast, like four miles a second. So that means time on board it is slightly slow than here on earth. When scott came back down, he had actually aged less than his brother mark had - which is time travel. But this principle of relativity could theoretically build a ship that goes super duper extra pooper fast and sips around the earth for 15 years. I then when you land, it would be like 50 years later on earth, which is timetravel into the future. Ha, haha. Well, i mean, living on a spaceship for 15 sounds super dull, but i guess you would get to see the far future in your