Everyone lives their own life, regardless of how much one's parent(s) try to foist their own childhood onto them. We each develop our own sense of nostalgia, which (unless one's parents go to unusual lengths
to insulate one from society) will likely be influenced much more by pop culture/technology contemporary to their own formative years than the previous generation's.
That being said, the desire to expose one's kid to the cool stuff you loved as a kid is a strong one, one that I too feel sometimes. For many people, childhood through about 12 or so is the setting for some of their fondest memories, and sharing those memories with your offspring can seem like a way to relive and rekindle the magic of those times. Besides, do you really expect to cram an entire generation's worth of stuff into your kid's childhood? Might as well not force the issue and overdo it, lest they grow tired of or even come to loathe your fascinations. Let your kid(s) live in the now, but give them just a taste now and then of what you enjoyed at their age; maybe let them "catch" you playing some old game or something on an emulator (or even drag out the old NES etc). If they are intrigued, they'll seek out more on their own. But be sure to spend ample time doing with them things that they
(Though I don't exactly know why, I do somewhat contradict myself when it comes to Star Wars; I'm pretty firmly in the originals-first-then-prequels camp.)