Somewhat, science fiction is like Star Wars and Star Trek. They're very futuristic with lots of scientific gadgets but the story and the world created by the writers is not real.
Science fiction is a specific genre. In general, it involves taking some scientific idea and either 'predicting' where things will go in the future, or changing some aspect of science. Finding a way...
There are many science fiction stories- the whole Atlantis genre, for example that have nothing to do with Space Travel but do go to Inner space- underwater, time travel, etc. Prepare to submerge!...