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The Most Massive Neutron Star has been Found. It is ALMOST the Most Massive Neutron Star Even Possible

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Neutron stars are the end-state of massive stars that have spent their fuel and exploded as supernovae. There’s…
Using gravity to map the radio emission beams of neutron stars

September 9, 2019

Researchers have been successful in mapping the topography of both magnetic poles of a pulsar for the first…
Best of Both Worlds: Asteroids and Massive Mergers

August 16, 2019

University of Arizona researchers are using the Catalina Sky Survey’s near-Earth object telescopes to locate the optical counterparts…
Scientists spot two supermassive black holes on collision course with each other

July 11, 2019

Each black hole’s mass is more than 800 million times that of our sun. As the two gradually…
NICER’s Night Moves Trace the X-ray Sky

May 31, 2019

In this image, numerous sweeping arcs seem to congregate at various bright regions. You may wonder: What is being…
Advanced Civilizations Could be Communicating with Neutrino Beams Transmitted by Clouds of Satellites Around Neutron Stars or Black Holes

May 20, 2019

In 1960, famed theoretical physicist Freeman Dyson made a radical proposal. In a paper titled “Search for Artificial…
Some of Earth’s Gold Came From Two Neutron Stars That Collided Billions of Years Ago

May 8, 2019

For about a century now, scientists have theorized that the metals in our Universe are the result of…
Barfing Neutron Stars Reveal Their Inner Guts

April 25, 2019

We don’t really understand neutron stars. Oh, we know that they are – they’re the leftover remnants of…
A new signal for a neutron star collision discovered

April 24, 2019

A bright burst of X-rays has been discovered by NASA’s Chandra X-ray Observatory in a galaxy 6.6 billion…
NASA’s Fermi Satellite Clocks ‘Cannonball’ Pulsar Speeding Through Space

March 20, 2019

Astronomers found a pulsar hurtling through space at nearly 2.5 million miles an hour — so fast it…
In Colliding Galaxies, a Pipsqueak Shines Bright

February 21, 2019

In the nearby Whirlpool galaxy and its companion galaxy, M51b, two supermassive black holes heat up and devour…
NASA’s NICER Mission Maps ‘Light Echoes’ of New Black Hole

January 31, 2019

Scientists have charted the environment surrounding a stellar-mass black hole that is 10 times the mass of the…
Holy Cow! Mysterious Blast Studied with NASA Telescopes

January 11, 2019

A brief and unusual flash spotted in the night sky on June 16, 2018, puzzled astronomers and astrophysicists…
Computer simulation sheds new light on colliding stars

January 10, 2019

Unprecedented detail of the aftermath of a collision between two neutron stars depicted in a 3-D computer model…
Dark Energy Survey completes six-year mission

January 9, 2019

Scientists’ effort to map a portion of the sky in unprecedented detail is coming to an end, but…
Second scientific balloon launches from Antarctica

December 31, 2018

Washington University in St. Louis announced that its X-Calibur instrument, a telescope that measures the polarization of X-rays arriving…
Gravitational waves from a merged hyper-massive neutron star

November 15, 2018

For the first time astronomers have detected gravitational waves from a merged, hyper-massive neutron star. The scientists, Maurice…
Extremely Rare Gamma Ray Emitting Neutron Star Binary Has Been Found

November 15, 2018

Neutron stars are one of the most fascinating astronomical objects in the known Universe. In addition to being…
Most Detailed Observations of Material Orbiting close to a Black Hole

November 2, 2018

ESO’s GRAVITY instrument on the Very Large Telescope (VLT) Interferometer has been used by scientists from a consortium…
NASA’s Fermi Mission Energizes the Sky With Gamma-ray Constellations

October 19, 2018

Long ago, sky watchers linked the brightest stars into patterns reflecting animals, heroes, monsters and even scientific instruments…
Star Exploded as Supernova, Then Collapsed Into Neutron Star With Only Fraction of Matter Released

October 19, 2018

For almost a century, astronomers have been studying supernovae with great interest. These miraculous events are what take…
All in the family: Kin of gravitational-wave source discovered

October 18, 2018

In October 2017, astronomers excitedly announced the first detection of electromagnetic waves, or light, from a gravitational wave…
Dying Star Emits a Whisper

October 14, 2018

A Caltech-led team of researchers has observed the peculiar death of a massive star that exploded in a…
Massive star’s unusual death heralds the birth of compact neutron star binary

October 12, 2018

Carnegie’s Anthony Piro was part of a Caltech-led team of astronomers who observed the peculiar death of a…
VLA Sky Survey Reveals First “Orphan” Gamma Ray Burst

October 5, 2018

Astronomers comparing data from an ongoing major survey of the sky using the National Science Foundation’s Karl G.…
Astronomers find first evidence of jets emitted by highly magnetic neutron stars

October 1, 2018

An unexpected discovery by an international group of scientists disproves existing theories about how astrophysical jets are ejected…
VLA Discovers Powerful Jet Coming from “Wrong” Kind of Star

September 28, 2018

Astronomers using the National Science Foundation’s Karl G. Jansky Very Large Array (VLA) have discovered a fast-moving jet…
Inside the Crust of Neutron Stars, There is Nuclear Pasta; the Hardest Known Substance in the Universe

September 21, 2018

Ever since they were first discovered in the 1930s, scientists have puzzled over the mystery that is neutron…
Nuclear pasta, the hardest known substance in the universe

September 21, 2018

A team of scientists has calculated the strength of the material deep inside the crust of neutron stars…
When is a star not a star?

September 19, 2018

The line that separates stars from brown dwarfs may soon be clearer thanks to new work led by…
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