3 ms·
That's 28 years on-ship time, but about 2.5 million years for an external observer in Andromeda or the Milky Way. If you want to make a return journey, then 5 m
by FreeFull 6y ago
That's 28 years on-ship time, but about 2.5 million years for an external observer in Andromeda or the Milky Way. If you want to make a return journey, then 5 million years would have passed on Earth by the time you get back.