The BEST episodes of Known Universe season 1

Every episode of Known Universe season 1, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Known Universe season 1!

Ever wondered what would happen if you were sucked into a black hole? Or, if wormholes could make time travel a reality? And could life on Earth survive a huge meteor strike like the one that took out the dinosaurs? This series combines the most current scientific information, cutting-edge computer graphics, dramatic time-lapse sequences and everyday examples to shed light on some of the most mind-boggling aspects of our universe.

Last Updated: 10/12/2024Network: National GeographicStatus: Ended
The Most Explosive
star
7.80
129 votes

#1 - The Most Explosive

Season 1 - Episode 3 - Aired 2/15/2009

Scientists believe that our universe started with a colossal explosion called the Big Bang. That powerful blast created all the matter and energy in the universe and laid the groundwork for every explosion since.

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The Fastest
star
7.72
194 votes

#2 - The Fastest

Season 1 - Episode 1 - Aired 2/15/2009

In the vast expanse of space, nothing matters more than speed. Whether we’re venturing out to the farthest reaches of our solar system or exploring the mysteries of time travel and wormholes, speed is the key.

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The Biggest and Smallest
star
7.06
192 votes

#3 - The Biggest and Smallest

Season 1 - Episode 2 - Aired 2/15/2009

From the enormous universe in which we exist to tiny atoms that make up the building blocks of everything around us, size matters when it comes to understanding the cosmos.

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