Because this is really how it happened. The writers were just too lazy to put it in.
But seriously, though, how the hell did they get off that thing? There obviously wasn't any ship left; the only one was the Strahl.
.......IT'S A MYSTERY.
Is it just me, or is "Dr. Cid" the greatest name ever? I suppose anything is made cooler if you add "Dr." in front of it. Nothing to do with this comic, but whatever.
And I love these comics you make.