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neutron stars

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astrophysics

A Hint of Dark Matter Sends Physicists Looking to the Skies

By Jonathan O'Callaghan
October 19, 2021
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After a search of neutron stars finds preliminary evidence for hypothetical dark matter particles called axions, astrophysicists are devising new ways to spot them.

A large telescope with many segmented hexagonal mirrors.
astrophysics

Brighter Than a Billion Billion Suns: Gamma-Ray Bursts Continue to Surprise

By Jonathan O'Callaghan
June 30, 2021
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These ultrabright flashes have recently been tracked for days, upending ideas about the cataclysms that create them.

A glowing blue sphere in space.
astrophysics

Squishy Neutron Star Setback Dampens Hopes of Exotic Matter

By Jonathan O'Callaghan
May 26, 2021
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Groundbreaking results show that neutron stars of different masses may have the same size — upending astrophysical models.

Historical star chart of the constellation Monoceros.
Abstractions blog

‘Unicorn’ Discovery Points to a New Population of Black Holes

By Jonathan O'Callaghan
January 27, 2021
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Small black holes were nowhere to be found, leading astronomers to wonder if they didn’t exist at all. Now a series of findings, including a “unicorn” black hole, has raised hopes of solving the decade-long mystery.

Abstractions blog

Secret Ingredient Found to Power Supernovas

By Thomas Lewton
January 21, 2021
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Three-dimensional supernova simulations have solved the mystery of why they explode at all.

A magnetar.
astrophysics

A Surprise Discovery Points to the Source of Fast Radio Bursts

By Shannon Hall
June 11, 2020
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After a burst lit up their telescope “like a Christmas tree,” astronomers were able to finally track down the source of these cosmic oddities.

Computer simulation of gravitational waves produced by a binary neutron star merger.
Abstractions blog

‘Radical Change’ Needed After Latest Neutron Star Collision

By Dana Najjar
February 20, 2020
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A recent neutron star merger has defied astronomers’ expectations, leading them to question longstanding ideas about neutron stars and the supernovas that create them. “We have to go back to the drawing board.”

Illustration of a magnetar with blue magnetic field lines.
Abstractions blog

The Most-Magnetic Objects in the Universe Attract New Controversy

By Erika K. Carlson
October 28, 2019
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How do magnetars get so magnetic? A study of stellar explosions shows that the long-accepted theory might be wrong.

Abstractions blog

Physicists Peer Inside a Fireball of Quantum Matter

By Charlie Wood
July 30, 2019
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Experimenters in Germany have glimpsed the kind of strange, non-atomic matter thought to fill the cores of merging neutron stars.


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