Because the time frame that TNG takes place in. It was a peaceful era and the Galaxy Class ship was designed for prolonged exploration and ambassador missions. Due to the long periods in space the Federation designed the ship to accommodate families of the Starfleet officers. That’s also why the ship could separate, the battle bridge could go into combat while the civilians stayed behind in the saucer section. With these long voyages and family aboard they thought it was important to include mental health being an importance, so important that Troi was a bridge officer.
Voyager was a smaller ship made purely for scientific research and wasn’t supposed to be gone for so long. Also, after the discovery of the Borg, the Federation changed their ship designs to have more combat in mind.
discovery of the Borg, the Federation changed their ship designs
They hired a Klingon consultancy firm which suggested ‘Shoot first, and then have diplomatic conversations with their corpses.’ as the improved Federation policy.
Because the time frame that TNG takes place in. It was a peaceful era and the Galaxy Class ship was designed for prolonged exploration and ambassador missions. Due to the long periods in space the Federation designed the ship to accommodate families of the Starfleet officers. That’s also why the ship could separate, the battle bridge could go into combat while the civilians stayed behind in the saucer section. With these long voyages and family aboard they thought it was important to include mental health being an importance, so important that Troi was a bridge officer.
Voyager was a smaller ship made purely for scientific research and wasn’t supposed to be gone for so long. Also, after the discovery of the Borg, the Federation changed their ship designs to have more combat in mind.
They hired a Klingon consultancy firm which suggested ‘Shoot first, and then have diplomatic conversations with their corpses.’ as the improved Federation policy.
So really, don’t need an empathic counselor.