"Star Trek: Voyager" actor Robert Picardo says he way too old to experiment with Bill Nye the Science Guy ... in the bedroom. Picardo is asking a judge to stop his soon-to-be ex-wife from spreading rumors he's in a gay relationship with Nye. The actor says in court docs -- obtained by TMZ -- Linda Pawlik lured him over to her house July 4th by falsely telling him the family dog was missing. While he was there, he claims Linda had a P.I. attach a GPS device to his car. Days later ... Linda started telling family friends the...