For success, the author must make the reader care about the destiny of the principals, and sustain this anxiety, or suspense, for about 100,000 words.
Other effects in the show included models of the ships which were extremely expensive to make. We used to do our shots in front of a blue screen and they'd put the effects on after.
Perhaps we too seldom reflect how much the life of Nature is one with the life of man, how unimportant or indeed merely seeming, the difference between them.