~5.5x that speed is still about 13,636~ years. Much better but still not very realistic.... 18.1 lighthours is 3/4ths of 1 lightday. Which is 1/1533 of 4.2 lig

~5.5x that speed is still about 13,636~ years. Much better but still not very realistic.... 18.1 lighthours is 3/4ths of 1 lightday. Which is 1/1533 of 4.2 lightyears or in other words: 0.06% of the way there. Going the remaining 99.94% is a massive jump!