Classic Science Fiction Novels

What are classic science fiction novels? Can you clearly define the term classic science fiction novels? What would make up a “classic” work in the science fiction genre?

Here are some views on what the classics in the genre might constitute: The classics could be the publications that stood the test of time; or they might be the books that have real literary value; or they may be the most favored books; or they might be the publications in the genre that get reprinted the most; or they could simply be any old work of science fiction. Basically, there could be several diverse classifications for the expression “classic science fiction novels“, and various folks will invariably maintain diverse views of it. Whichever way you may view the topic, listed below are a number of “classic science fiction novels” that might slot into any one of the preceding classifications.