Finally, some experts cite the issue of time dilation,... time slows down for the spacecraft ... while space travel takes 30 minutes, it could equal a decade here on Earth.
I don't think it'll eat up a decade of Earth time, else why do it, but it'll certainly be a lot shorter than 9 months Earth time.
And who puts that slow down laser on Mars in the first place?
Passenger pancake get’em now before they are all gone ...
The writer does not have a clue about what he’s talking about. Time dilation from our frame of reference, would occur on the spacecraft not on Earth. He needs to back to writing children’s books.