The Horta were an illustration that there are plenty of life forms in the Star Trek universe that are not remotely humanoid.
The "Alien" movies are marked by their cynicism, usually depicting shifty, profit-driven company men who aim to retrieve alien xenomorphs for nefarious purposes, no matter the human cost the retrieval ...
The Cruise, fans sail with series actors, attend immersive experiences, and transform a cruise into a floating sci-fi utopia.