The BEST episodes of How the Universe Works season 7

Every episode of How the Universe Works season 7, ranked from best to worst by thousands of votes from fans of the show. The best episodes of How the Universe Works season 7!

A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.

Last Updated: 5/1/2024Network: Science ChannelStatus: Continuing

8.00

72 votes

#1 - When Supernovas Strike

Season 7 - Episode 2 - Aired 1/15/2019

Supernovas are the violent death of giant stars, and new discoveries reveal that these cataclysmic events create the elements that are essential to all life in the universe.

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7.91

54 votes

#2 - Cassini's Final Secrets

Season 7 - Episode 10 - Aired 3/12/2019

For twenty years, NASA's Cassini spacecraft revealed the strange secrets of Saturn until it vaporized in its atmosphere in a blaze of glory. But today its legacy lives on, as fresh data from the probe helps scientists make brand-new discoveries.

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7.89

62 votes

#3 - Did the Big Bang Really Happen?

Season 7 - Episode 6 - Aired 2/12/2019

New discoveries are causing astronomers to question if the Big Bang really happened, and using the latest science, they investigate if it wasn't just the start of our universe but many mysterious multiverses.

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7.85

87 votes

#4 - Nightmares of Neutron Stars

Season 7 - Episode 1 - Aired 1/8/2019

Neutron stars are strange and violent phenomena that defy the laws of physics, and new discoveries reveal that these bizarre nightmares are far more deadly than we ever thought, with the power to destroy planets and even other stars.

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7.84

51 votes

#5 - Battle of the Dark Universe

Season 7 - Episode 7 - Aired 2/19/2019

Dark matter and dark energy are locked in an epic battle for control of the cosmos, and the winner will determine the fate of the universe. New discoveries might reveal which force will emerge victorious.

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7.81

53 votes

#6 - Hunt for Alien Life

Season 7 - Episode 8 - Aired 2/26/2019

The latest discoveries suggest life beyond this planet; scientists investigate if earth's life began elsewhere in the universe, and whether humans need to evolve to know for sure.

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7.74

70 votes

#7 - The Interstellar Mysteries

Season 7 - Episode 3 - Aired 1/22/2019

Interstellar space is the space between the universe's stars and new discoveries reveal that it's not empty and unremarkable as previously thought, but filled with weird objects and strange phenomena that might hold the darkest secrets of our cosmos.

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7.72

67 votes

#8 - How Black Holes Made Us

Season 7 - Episode 4 - Aired 1/29/2019

Black holes are not the violent monsters people think they are, and new discoveries reveal that they might have been essential to creating stars, giving light, and building the universe itself.

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7.64

56 votes

#9 - Finding the New Earth

Season 7 - Episode 9 - Aired 3/5/2019

New discoveries have revealed thousands of exoplanets beyond our solar system. Some resemble earth enough that one could be a new home for humanity. Even with cutting-edge technology, finding the perfect one is the scientific challenge of the age.

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7.52

63 votes

#10 - Secret World of Nebulas

Season 7 - Episode 5 - Aired 2/5/2019

Nebulas are the strange structures of cosmic gas and dust where stars are born and die, and new discoveries reveal the secrets of these mysterious places.

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