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What If a Spoonful of Neutron Star Appeared on Earth?

What If | February 6, 2026



Neutron stars are massive gravitational monsters, and orbiting one wouldn’t end up well for our planet. But what if we took just a spoonful of it and transported it to Earth? Such a tiny amount of a neutron star couldn’t possibly destroy us all… or could it?

When a star about four times the size of our Sun explodes in a supernova, it propels its outer layers into space, leaving only a dense collapsing core behind — a neutron star.

Transcript and sources: https://insh.world/science/what-if-a-spoonful-of-neutron-star-appeared-on-earth/

Made possible with the support of Ontario Creates http://www.ontariocreates.ca

Watch more what-if scenarios:
Planet Earth: https://www.youtube.com/watch?v=_-HhCwYD7rc&list=PLZdXRHYAVxTJCzxwmCq0NNpYq9N9wyb2l
The Cosmos: https://www.youtube.com/watch?v=gfuJyVkMH_g&list=PLZdXRHYAVxTJno6oFF9nLGuwXNGYHmE8U
Technology: https://www.youtube.com/watch?v=CS3bBO05fpU&list=PLZdXRHYAVxTIeRY3JtgXgoGqSEB7kDdKO
Your Body: https://www.youtube.com/watch?v=QmXR46TrbA8&list=PLZdXRHYAVxTJNsV9FFeNAKl2ySsHj8GZO
Humanity: https://www.youtube.com/watch?v=fdCDQIyXGnw&list=PLZdXRHYAVxTIFnvmOeWbv-Mt8zFxSCSvZ

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Comments

This post currently has 22 comments.

  1. @SalManila1

    February 6, 2026 at 1:22 pm

    A teaspoon of nuetrinium would cause an explosion several thousand times more powerful than the asteroid impact that killed the dinosaurs and is comparable to the Sun's total energy output in a few seconds

  2. @malcolmdale

    February 6, 2026 at 1:22 pm

    Recipe: one teaspoonful of neutron star, 3 million tons of flour, a mountain of butter, a 2 ton pinch of salt, 25 tons of sugar. Stir well, light the blue touchpaper, and retire

  3. @srinitaaigaura

    February 6, 2026 at 1:22 pm

    It takes so much energy to lift that one spoon of neutron star matter out of its gravitational well into outer space that by the time it's out it's 20% heavier than it was when it was part of the star. The gravitational binding energy of a neutron star is ridiculous. When the core collapsed, 15-20% of its mass energy was released in gravitational potential energy being converted to neutrinos, heat, the shockwave, everything above the core that was blasted away (several sun masses of kaboom) light and sound.

  4. @terpy-j7x

    February 6, 2026 at 1:22 pm

    A spoonful of Neutron star would not be under that star's massive gravity if removed, hence it wouldn't fall victim to Neutron degeneracy, it's density would decrease and it would be just a spoonful of rapidly expanding atoms.

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