The Discovery That Got Pluto Demoted
Astrum Space23 Dec 2025

The Discovery That Got Pluto Demoted

This is Eris, the Pluto killer.
In this video, we’re heading to the chaotic, murky edges of the solar system to meet the “tenth planet”, Eris. Also known as the “Pluto killer”, the discovery of this massive icy world didn't just add a name to the map, it triggered a scientific war that redefined what it means to be a planet, forever.
▀▀▀▀▀▀
If you love learning about science as much as I do, head to http://brilliant.org/astrum to learn for free for a full 30 days. You'll also receive 20% off a premium annual subscription, giving you unlimited access to everything on Brilliant.
▀▀▀▀▀▀

Astrum's newsletter has launched! Want to know what's happening in space? Sign up here: ⁠https://astrumspace.kit.com⁠
A huge thanks to our Patreons who help make these videos possible. Sign-up here: https://bit.ly/4aiJZNF

Avsnitt(166)

We Found the Most Powerful Object In the Universe

We Found the Most Powerful Object In the Universe

Scientists are hunting for PeVatrons, the most powerful objects in the Universe.For decades, we’ve been detecting super high energy cosmic rays from deep space, but we have no idea where they come fro...

28 Mars 26min

The Most Violent Storms Our Solar System Has Ever Seen

The Most Violent Storms Our Solar System Has Ever Seen

In this compilation, we’re exploring the most violent storms ever recorded. From planet-sized dust storms on Mars, to permanent polar vortices on Saturn’s moon of Titan, and colossal solar eruptions t...

26 Mars 1h 40min

What NASA Found Below Jupiter's Clouds

What NASA Found Below Jupiter's Clouds

This supercut explores NASA’s Juno mission to Jupiter. We'll uncover what Juno has discovered on Jupiter and its moons during its 15 years of exploration, and discuss the latest news about the mission...

24 Mars 1h 5min

Black Holes Keep Getting Stranger

Black Holes Keep Getting Stranger

This is a compilation of the best content about black holes. These mind-bending objects continually push the limits of physics, defying our fundamental understanding of the Universe. Find out why they...

21 Mars 57min

 What If an Antimatter Meteor Hit the Earth?

What If an Antimatter Meteor Hit the Earth?

What if Earth were hit by an antimatter meteor? In this video, we’re exploring a terrifying hypothetical scenario. Could a meteor made of antimatter exist? And would Earth survive an impact?▀▀▀▀▀▀Astr...

19 Mars 18min

The Hidden Structures Discovered Beneath Antarctica | Astrum Earth

The Hidden Structures Discovered Beneath Antarctica | Astrum Earth

What’s hiding under Antarctica’s ice?In this video, we’re exploring Antarctica, a region we know less about than any other planet surface in the inner solar system. But now, that’s changing. Scientist...

17 Mars 31min

The Weirdest Phenomena Ever Seen on Earth

The Weirdest Phenomena Ever Seen on Earth

This compilation uncovers the strangest phenomena on Earth, captured in rare footage from the ground and from orbit. We’ll delve into the science behind the rarest types of lightning ever witnessed, b...

14 Mars 53min

We've Never Seen a Supernova Explode Until Now

We've Never Seen a Supernova Explode Until Now

We’ve finally seen a star exploding in real time. For the first time, we have a front-row seat to one of the most violent events in the universe: a supernova. But there’s a catch - the shape of the ex...

12 Mars 23min

Populärt inom Vetenskap

p3-dystopia
svd-nyhetsartiklar
dumma-manniskor
kapitalet-en-podd-om-ekonomi
allt-du-velat-veta
doden-hjarnan-kemisten
rss-ufo-bortom-rimligt-tvivel-2
rss-vetenskapsradion-2
rss-vetenskapsradion
det-morka-psyket
bildningspodden
sexet
medicinvetarna
paranormalt-med-caroline-giertz
rss-spraket
har-vi-akt-till-mars-an
rss-experimentet
dumforklarat
barnpsykologerna
rss-tidsmaskinen