Why Do Galactic Empires Fail?

There Are Thousands of Alien Empires in The Milky Way

This is the Most Realistic and Complete Depiction of the Galactic Empire

Black Hole's Evil Twin - Gravastars Explained

Could the Galactic Empire Take Over The Earth?

Naming Your Interstellar Empire

Galactic Empire | Star Wars

The Problem With Interstellar's Black Hole that Everyone Ignores

The First Aliens | A Brief History of Aliens in Science Fiction

If the Galactic Empire is So Terrible Why Do People Join?

The Expanse: Donnager Class Battleship - Official Breakdown

Stargates

Do Aliens Exist? Professor Brian Cox Answers Your Questions | Honesty Box

Why is Space Malicious? | Three Body Problem Series

The Paradox of an Infinite Universe

Why Can't Sci-fi Writers Imagine Alternatives to Capitalist Societies?

Orbital Defense Platforms

Dr MAZA Berbicara Tentang Kejatuhan Bashar Al- Assad

On Worldbuilding: How do Empires Work? [ Fire Nation l Roman l Mongols ] PART 1

The Horrors of Travelling OUTSIDE the Galaxy | Star Wars Lore

Why Didn't Leto Destroy The Ixian Technocracy?