Which fictional spaceship is known for being the biggest?

The Executor from Star Wars is often considered one of the largest. It's a massive Star Dreadnought with an imposing presence.

The Death Star from 'Star Wars' could be considered one of the biggest. It's a moon - sized battle station with the power to destroy entire planets.

The Transformers franchise has some of the biggest robots in fiction. For example, Unicron, as I mentioned before, is planet - sized. It's not just a large robot in terms of height or width, but it's an entire planet that can move and has its own consciousness. It's a concept that really shows the extreme scale that can be reached in fictional robotics.

Well, the Kraken is known for its vast size. It has been shown in movies and books as being large enough to take on multiple ships at once. Its tentacles are said to be as thick as tree trunks and long enough to reach great heights above the water surface when it attacks. So, it could be considered one of the biggest in terms of the space it can cover when attacking.

It's hard to say for sure. Different people might have different opinions. But franchises like Marvel Cinematic Universe or Harry Potter are huge.

Well, the TARDIS from 'Doctor Who' is kind of in a league of its own. Technically, it's not just a spaceship but can travel through time and space. It can go anywhere in time and space instantaneously. So in terms of sheer versatility and the ability to reach any destination without the normal limitations of distance and time, it could be considered the 'fastest' in a very broad sense.

The X-Wing from Star Wars is also known for its speed. Its sleek design and powerful engines enable it to zip through space quickly. Different factors like engine power and navigation systems determine a spaceship's speed in fictional universes.

The Millennium Falcon from Star Wars is often considered one of the best. It's fast, maneuverable, and has a lot of history and character.

You need to think about its shape, like making it sleek and aerodynamic. Also, add some unique features like advanced propulsion systems or cool weaponry.