Skip to main content
Access to this video is a benefit for members through PBS Passport.

Up Next

Decoding the Universe: Quantum

Decoding the Universe: Quantum

Season 51 Episode 14
53:40
Building Stuff: Boost It!

Building Stuff: Boost It!

Season 51 Episode 15
53:40
Building Stuff: Reach It!

Building Stuff: Reach It!

Season 51 Episode 16
53:40
Building Stuff: Change It!

Building Stuff: Change It!

Season 51 Episode 17
53:40
Lost Tombs of Notre Dame

Lost Tombs of Notre Dame

Season 51 Episode 18
53:40
What Are UFOs?

What Are UFOs?

Season 52 Episode 1
53:43
Extreme Airport Engineering

Extreme Airport Engineering

Season 52 Episode 2
53:40
Dino Birds

Dino Birds

Season 52 Episode 3
53:40
Egypt's Tombs of Amun

Egypt's Tombs of Amun

Season 52 Episode 4
53:40
Pompeii's Secret Underworld

Pompeii's Secret Underworld

Season 52 Episode 5
53:40
Baltimore Bridge Collapse

Baltimore Bridge Collapse

Season 52 Episode 6
53:32
Revolutionary War Weapons

Revolutionary War Weapons

Season 52 Episode 7
53:39
Back to Show
NOVA

Solar System: Wandering Worlds

Season 51 Episode 13

From meteorites that impact Earth, to a moon that orbits backwards, to an imposter lurking in the asteroid belt, a variety of strange, wandering worlds are rewriting what we know – and even how we think about – our solar system.

Watch Preview
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
Season
Operation Bridge Rescue
Unlock with PBS Passport
53:21
Follow engineers and woodworkers as they rebuild an iconic American covered bridge.
Thai Cave Rescue
Unlock with PBS Passport
53:34
Follow the harrowing operation to rescue 12 boys stranded in a flooded cave in Thailand.
Addiction
53:45
Discover how opioid addiction affects the brain and how treatments are saving lives.
Volcano on the Brink
Unlock with PBS Passport
53:37
Explore Africa’s sleeping giant—Nyamuragira, one of the world’s most dangerous volcanoes.
Volcano on Fire
Unlock with PBS Passport
53:37
Climb into the crater of Nyiragongo, a seething and active African volcano.
Decoding the Weather Machine
1:53:20
Discover how Earth’s intricate climate system is changing.
Great Escape at Dunkirk
Unlock with PBS Passport
53:15
How courage and ingenuity saved Allied troops during the epic Dunkirk operation in 1940.
Black Hole Apocalypse
53:26
Take a mind-blowing voyage to the most powerful and mysterious objects in the universe.
Bird Brain
Unlock with PBS Passport
53:32
Watch as birds solve puzzles and challenge our basic notions of intelligence.
Killer Floods
Unlock with PBS Passport
54:10
Scientists uncover geologic evidence of epic floods that tore through ancient landscapes.
Killer Hurricanes
Unlock with PBS Passport
53:11
Experts reconstruct the Great Hurricane of 1780 to help predict the risk of future storms.
Killer Volcanoes
Unlock with PBS Passport
54:10
Scientists hunt for a mega-eruption that plunged medieval Earth into a deep freeze.
Active loading indicator