How The Universe Works Part 3: Alien Galaxies
Galaxies, home to stars, planets and us, come in all shapes and sizes. From majestic spirals to giant balls of stars and gas, these immense cities of stars are the building blocks of the Universe itself. How the Universe Works witnesses the evolution of galaxies; from clouds of cold gas 13 billion years ago, to the magnificent spirals that fill our night sky. Super-massive black holes, dark, giant monsters lurking in the heart of galaxies, and mysterious dark matter, the glue that holds galaxies together. Filaments of gas, link galaxies up in a colossal cosmic web to form the largest structure in the Universe and protects them from an even more enigmatic force”¦dark energy, that threatens to rip the universe apart.
- Who’s Afraid of a Big Black Hole
- What Happened Before The Big Bang?
- Seeing Stars
- Is Everything We Know About The Universe Wrong?
- How The Universe Works Part 8: Alien Moons
- How The Universe Works Part 7: Alien Solar Systems
- How The Universe Works Part 6: Extreme Planets
- How The Universe Works Part 5: Supernovas
- How The Universe Works Part 4: Extreme Stars
- How The Universe Works Part 2: Black Holes