In the classic science fiction novel '2001: A Space Odyssey', what is the name of the sentient computer that controls the Discovery One spaceship?

In the 'Star Wars' franchise, what is the name of the Jedi Knight who becomes Darth Vader?

In the television series 'Star Trek: The Next Generation', what is the name of the starship that Captain Jean-Luc Picard commands?

In the film 'The Martian', what is the name of the astronaut who is stranded on Mars and must survive alone?

In the novel 'Ender's Game', what is the name of the young boy who is trained to become a military commander to fight an alien race?

In the film 'Arrival', what is the name of the linguist who is tasked with communicating with an alien race that has arrived on Earth?

In the television series 'Battlestar Galactica', what is the name of the Battlestar that Commander Adama commands?

In the film 'Interstellar', what is the name of the mission that sends a group of astronauts through a wormhole in search of a new home for humanity?

In the novel 'The Hitchhiker's Guide to the Galaxy', what is the name of the supercomputer that is built to calculate the answer to the ultimate question of life, the universe, and everything?

In the television series 'The Expanse', what is the name of the asteroid belt that is located between Mars and Jupiter?

In the film 'Blade Runner', what is the name of the replicant hunter who is tasked with tracking down and retiring rogue replicants?

In the novel 'Dune', what is the name of the desert planet where the valuable spice melange is found?

In the television series 'Doctor Who', what is the name of the time-traveling alien who travels through space and time in a blue police box?

In the film 'Alien', what is the name of the alien creature that terrorizes the crew of the spaceship Nostromo?

In the novel 'The Time Machine', what is the name of the time traveler who invents a machine that allows him to travel through time?