The Cyberdine Systems from the 'Terminator' franchise could be considered as having a sort of government - like influence in its apocalyptic future. It controls a lot of technology and military power. Then there's the Magistracy of Canopus in some of the more niche sci - fi literature. It's a government that rules over a group of star systems with its own unique culture and laws.
In the 'Mass Effect' series, there is the Citadel Council which is a governing body made up of different species. It tries to maintain order and peace in the galaxy. In the 'Alien' franchise, the Weyland - Yutani Corporation has a lot of power and influence, almost like a shadow government. They often make decisions that put the characters in danger in their pursuit of the Xenomorphs.
The 'Shield of the Realm Agency'. It gives an impression of an agency that protects the whole nation in the fictional world. Just like a shield, it stands strong against all threats.
You could use names like Mayor Thompson, Governor Richards, or Senator Davis. These are common and easy to incorporate into a story.
One common name is 'The Net'. It's a simple and straightforward way to refer to the digital network in sci - fi. Another could be 'The Matrix' which is also a well - known name from a popular sci - fi movie, although it has a more complex and all - encompassing meaning in that story. And 'Cyberspace' is also a frequently used name, representing the virtual realm of the internet in a more general sense.
Some good names could be 'Stellar Odyssey', 'Galactic Rift', 'Nebula Nexus'. 'Stellar Odyssey' gives the idea of an adventure through the stars. 'Galactic Rift' implies some kind of break or mystery in the galaxy. And 'Nebula Nexus' might suggest a central point or connection within a nebula, which can be full of mystery and unknown elements, perfect for a sci - fi story.
Some good names could be 'Galaxy's Edge', 'The Starfarer's Quest', 'Cybernetic Dawn'.
Try 'Void Voyagers' or 'Plasma Pioneers'. These names give a sense of adventure in the unknown, which is very much in the spirit of sci fi.
One unusual planet name could be 'Quasarion'. It gives a sense of something powerful and otherworldly, like a quasar. In a sci - fi story, this planet could be a source of some super - advanced energy that everyone in the galaxy is trying to get their hands on.
One big name is Isaac Asimov. He wrote many classic science - fiction works like the 'Foundation' series. His ideas about robotics and future societies were very influential.
Often, they are controlling. For example, in '1984', the government, Big Brother, controls every aspect of people's lives, from what they can think to what they can say. They use fear and propaganda to keep the population in check.