Neutron Stars

How Squeezable Are Neutron Stars?

Two neutron stars. One is 50% more massive than the other, yet they are almost exactly the same size. The results have big implications for understanding what neutron stars are really made of. In 2019 a team of astronomers led by Thomas...
Related topics: Space

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Fast Detects 3d Spin-velocity Alignment In A Pulsar

Pulsars—another name for fast-spinning neutron stars—originate from the imploded cores of massive dying stars through supernova explosion.
Related topics: Pulsars, Supernova

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Black Hole-neutron Star Collisions May Help Settle Dispute Over Universe’s Expansion

Studying the violent collisions of black holes and neutron stars may soon provide a new measurement of the Universe’s expansion rate, helping to resolve a long-standing dispute, suggests a new simulation study led by researchers at UCL. Our two...
Related topics: Black Holes

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Physicists Net Neutron Star Gold From Measurement Of Lead

Nuclear physicists have made a new, highly accurate measurement of the thickness of the neutron 'skin' that encompasses the lead nucleus in experiments. The result, which revealed a neutron skin thickness of .28 millionths of a nanometer, has...
Related topics: Physics

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Outback Radio Telescope Discovers Dense, Spinning, Dead Star

Astronomers have discovered a pulsar -- a dense and rapidly spinning neutron star sending radio waves into the cosmos -- using a low-frequency radio telescope in outback Australia. The new pulsar is located more than 3,000 light-years from Earth and...
Related topics: Telescopes, Space, Scientific Discoveries, Pulsars

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Nasa's Nicer Probes The Squeezability Of Neutron Stars

Matter in the hearts of neutron stars—dense remnants of exploded massive stars—takes the most extreme form we can measure. Now, thanks to data from NASA's Neutron star Interior Composition Explorer (NICER), an X-ray telescope on the...
Related topics: NASA, Space, Telescopes

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Outback Radio Telescope Discovers Dense, Spinning, Dead Star

Astronomers have discovered a pulsar—a dense and rapidly spinning neutron star sending radio waves into the cosmos—using a low-frequency radio telescope in outback Australia.
Related topics: Telescopes, Space, Scientific Discoveries, Pulsars

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Bringing Neutron Stars Down To Earth

Imagine taking all of the water in Lake Michigan—more than a quadrillion gallons—and squeezing it into a 4-gallon bucket, the kind you'd find at a hardware store.

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Nasa's Nicer Finds X-ray Boosts In The Crab Pulsar's Radio Bursts

A global science collaboration using data from NASA's Neutron star Interior Composition Explorer (NICER) telescope on the International Space Station has discovered X-ray surges accompanying radio bursts from the pulsar in the Crab Nebula. The...
Related topics: NASA, Space, Pulsars, Telescopes, International Space Station, Scientific Discoveries, Nebulas

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A New Way To See Inside Neutron Stars

Imagine trying to study an object light-years away that is less than 20 kilometers in diameter. The object is so dense that it’s made of material that can’t exist naturally on Earth. This is the challenge astronomers face when studying...
Related topics: Space

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Distant, Spiralling Stars Give Clues To The Forces That Bind Sub-atomic Particles

Space scientists have found a new way to probe the internal structure of neutron stars, giving clues about the makeup of matter at an atomic level.

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What's The Connection Between Stellar-mass Black Holes And Dark Matter?

Imagine you are a neutron star. You’re happily floating in space, too old to fuse nuclei in your core anymore, but the quantum pressure of your neutrons and quarks easily keeps you from collapsing under your own weight. You look forward to a...
Related topics: Black Holes, Quantum, Physics

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Astronomers Think They’ve Found The Neutron Star Remnant Left Behind From Supernova 1987a

It was the brightest supernova in nearly 400 years when it lit the skies of the southern hemisphere in February 1987. Supernova 1987A – the explosion of a blue supergiant star in the nearby mini-galaxy known as the Large Magellanic Cloud...
Related topics: Space, Supernova, Galaxies

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A Tiny Crystal Device Could Boost Gravitational Wave Detectors To Reveal The Birth Cries Of Black...

In 2017, astronomers witnessed the birth of a black hole for the first time. Gravitational wave detectors picked up the ripples in spacetime caused by two neutron stars colliding to form the black hole, and other telescopes then observed the...
Related topics: Black Holes, Space, Telescopes

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Scientists Observe Strange Behavior In Universe's Strongest Magnets

In a new study, scientists describe a magnetar's bizarre behavior. Magnetars are neutron stars with extremely powerful magnetic fields.The strange space objects also emit radio bursts that reach Earth.Astronomers recently witnessed very strange...
Related topics: Space

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True Identity Of Mysterious Gamma-ray Source Revealed

An international research team has shown that a rapidly rotating neutron star is at the core of a celestial object now known as PSR J2039?5617.

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Astronomers Spot Bizarre, Never-before-seen Activity From One Of The Strongest Magnets In The...

Astronomers from the ARC Centre of Excellence for Gravitational Wave Discovery (OzGrav) and CSIRO have just observed bizarre, never-seen-before behavior from a radio-loud magnetar—a rare type of neutron star and one of the strongest magnets in the...
Related topics: Space, Scientific Discoveries

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Harnessing The Power Of Ai To Understand Warm Dense Matter

The study of warm dense matter helps us understand what is going on inside giant planets, brown dwarfs, and neutron stars. However, this state of matter, which exhibits properties of both solids and plasmas, does not occur naturally on Earth. It can...
Related topics: Space

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How Complex Oscillations In A Quantum System Simplify With Time

Quantum physics allows to make statements about the behavior of a wide variety of many-particle systems at the atomic level, from salt crystals to neutron stars. In quantum systems, many parameters do not have concrete values, but are distributed...
Related topics: Quantum, Physics

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Researchers Stumped Over Why X-rays Continue To Flock From Where Two Neutron Stars Crashed

Astrophysicists responsible for the LIGO and Chandra observations initially thought the X-rays which emerged during the collision of a neutron star duo would fade away until they vanish completely, yet it appears they are still lingering there, just...
Related topics: Astrophysics

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