If you're looking to discover communities, I do recommend !wowthislemmyexists@lemmy.ca.
That looks interesting, I'll have to check it out!
There are a couple of competing Sci-fi and Movies and Television communities on various instances that are building traction.
Suggest using the Lemmy community browser and/or the community tab of the Lemmy Explorer to search for topics that interest you. Once you find one, copy its url and use that in the community search here on your home instance.
Come to Quark’s, Quark’s is Fun!
General off-topic chat for the crew of startrek.website. Trek-adjacent discussions, other sci-fi television, navigating the Fediverse, server meta (within reason), selling expired cases of Yamok sauce, it’s all fair game.