In the beginning, when the crew member trying to get through the door is killed by the monster, the survivors watch through windows that get blood splashed onto them. In the next few scenes, the windows are perfectly clean.
As is common in science fiction movies, the environment is remarkably Earthlike. However, unlike fictional planets. we know what the surface of Titan is like, as we have landed spacecraft there. The atmosphere is orange and surface gravity is less than 20% of Earth's. The planet portrayed in the film is... different.
The captain's name is Davison, but Wendy Schaal's character Sladen calls him "Davidson" about 75 minutes in, just after they electrocute the creature.