Over on our sister site Starcruzer, there's a glimpse at what has to be the smallest model ever made, less than one billionth the size of the real thing - even if 'real' is a fictional creation.
Two Japanese researchers used high-tech ion-beam equipment to make a nanoscale model that's more than a little smaller than the rather attractive Round 2 Polar Lights item we show above that you can make yourself.
Visit Starcruzer to read more here.
View a range of Star Trek models here, though note that some Star Wars items have sneaked in!