I do not think there is an official "Star Trek day", but First Contact Day (April 25th) could be considered as "Star Trek day".
A collectible Star Trek plate can cost any price. The price depends on the person selling it. Therefore the price can not be pinpointed to an exact price number.
Some Star Trek things would be: It would include but not limited to memorabilia like phasers, communicators, and costumes from the TV shows or movies. The Star Trek movies and TV shows are also considered to be Star Trek things.
In order Star Trek: The Motion Picture Star Trek: The Wrath of Kahn Star Trek: The Search for Spock Star Trek: The Voyage Home Star Trek: The Final Frontier Star Trek: The Undiscovered Country Star Trek: Generations Star Trek: First Contact Star Trek: Insurrection Star Trek: Nemesis Star Trek (plain and simple Star Trek)
Star Trek: The animated Series (1973) Star Trek: The Next Generation (1987) Star Trek: Deep Space Nine (1993) Star Trek: Voyager (1995) Star Trek: Enterprise (2001)
VHS is a dead format and has no collectible value.
Star Trek: The Original Series Star Trek: The Animated Series Star Trek: The Next Generation Star Trek: Deep Space Nine Star Trek: Voyager Star Trek: Enterprise Star Trek: Bridge Commander (TV Series)
Star Trek: the Motion Picture Star Trek: The Wrath of Khan Star Trek: The Search For Spock Star Trek: The Voyage Home Star Trek: the Final Frontier Star Trek: The Undiscovered Country Star Trek: The Captain's Summit That's all the movies in order.
"Star Trek II: The Wrath of Khan" is generally considered the best of the Star Trek films, though the much later "First Contact" (starring the "Next Generation" cast and the Borg) has its proponents as well.
7 Star Trek The Original Series Star Trek The Animated Series Star Trek The Next Generation Star Trek Deep Space Nine Star Trek Voyager Star Trek Enterprise Star Trek Bridge Commander (TV Series)
Star trek
'Star Trek' and 'Star Trek Into Darkness' .